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Archive for the 'News You Can Use.' Category

UK Sleep Experts Say It’s Time to Kill Daylight Saving for Good

27th October 2024

The Register.

A group of researchers in the UK affiliated with the BSS published a paper this week calling for the permanent abolition of Daylight Saving Time (DST) and adherence to Greenwich Mean Time (GMT), in large part because modern evidence suggests having that extra hour of sunlight in the evenings is worse for our health than we thought back in the 1970s when the concept was all the rage in Europe.

Not only does GMT more closely align with the natural day/light cycle in the UK, the boffins assert, but decades of research into sleep and circadian rhythms have been produced since DST was enacted that have yet to be considered.

The human circadian rhythm, the 24-hour cycle our bodies go through, drives a lot about our health beyond sleep. It regulates hormone release, gene expression, metabolism, mood (who isn’t grumpier when waking up in January?), and the like. In short, it’s important. Messing with that rhythm by forcing ourselves out of bed earlier for several months out of the year can have lasting effects, the researchers said.

Speed the day.

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Electro-Agriculture: Revolutionizing Farming for a Sustainable Future

26th October 2024

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The demand for food production is intensifying with a rapidly growing population, yet farmers around the world face unprecedented challenges owing to shifting climatic conditions. Controlled environment and vertical farming have emerged as a potential solution to boost resource use efficiency and food output per unit of land while allowing for cultivation in urban and arid regions, but widespread adoption has been hindered by substantial energy requirements. Recent developments in CO2/CO electrolysis as well as advances in genetic engineering and selective breeding have laid the groundwork for the emergence of electro-ag to substantially reduce the energy needs of vertical farming. Fueled by acetate derived from CO2 using renewable electricity, electro-ag enables the heterotrophic growth of food crops. Unlike traditional controlled environments or conventional farming, electro-ag is not constrained by the same efficiency limitations of photosynthesis. Instead, the efficient metabolic pathways of acetate utilization are harnessed to allow for at least a 4-fold improvement in solar-to-food efficiency, with future efforts potentially leading to an order of magnitude improvement in energy solar-to-food efficiency. If the United States food supply was produced via electro-ag, land usage could be decreased by 88% while substantially streamlining food supply chains by decentralizing food production.

There are many advantages of an electro-ag-based global food system. By improving efficiency and decreasing land usage, a large portion of Earth’s land could be rewilded to restore ecosystems supporting natural carbon sequestration. Additionally, electro-ag systems can be deployed in extreme environments such as deserts, cities, or even on Mars where it is otherwise difficult to grow food. Electro-ag can also help avoid devastating food price spikes by reducing the impact of extreme weather and localizing food production. Electro-ag is poised to revolutionize the realm of food production by offering a sustainable pathway toward a more resilient and equitable food system. Future efforts should seek to further improve the energy efficiency of electro-ag while working toward the production of calorie-dense staple crops to help combat global hunger.

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It’s Not Just Obesity. Drugs Like Ozempic Will Change the World

26th October 2024

The Economist.

Every day seems to bring more exciting news. First the drugs tackled diabetes. Then, with just an injection a week, they took on obesity. Now they are being found to treat cardiovascular and kidney disease, and are being tested for Alzheimer’s and addiction. It is early days yet, but glp-1 receptor agonists have all the makings of one of the most successful classes of drugs in history. As they become cheaper and easier to use, they promise to dramatically improve the lives of more than a billion people—with profound consequences for industry, the economy and society.

If, of course, they can make their way through the government gatekeepers on behalf of Big Pharma.

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Israel’s Retaliation Strikes On Iran Have Begun

26th October 2024

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The long-anticipated Israeli retaliation strike on Iran appears to be underway. U.S. and Iranian media is reporting that Tehran is under attack as videos emerging on social media show explosions in the Iranian capital. The attack is in retaliation for Iran’s massive Oct. 1 missile barrage on Israel.

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DNA Stores Data in Bits After Epigenetic Upgrade

25th October 2024

Nature.

DNA has been humanity’s go-to data repository for millennia. Tough and compact, it is so information-dense that just one gram of it can hold enough data for 10 million hours of high-definition video.

But there is always room for improvement.

An innovative method now allows DNA to store information as a binary code — the same strings of 0s and 1s used by standard computers. That could one day be cheaper and faster than encoding information in the sequence of the building blocks that make up DNA, which is the method used by cells and by most efforts to harness DNA for storing artificially generated data.

The method is so straightforward that 60 volunteers from a variety of backgrounds were able to use it to store the text of their choice. Many of them initially didn’t think the technique would work, says Long Qian, a computational synthetic biologist at Peking University in Beijing and an author of the study1 describing the technique.

 

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Blue State Blues: Bay Area Cops Are Getting a New Siri-Type Tool for Fighting Sideshows

24th October 2024

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Sideshows, the stunt-driving parties that rankle Bay Area residents and throttle early-morning commutes on the Bay Bridge, could become harder to pull off due to a new policing tool from tech company Flock Safety.

Officially launching Thursday, and with beta testing already complete, the technology listens for the sound of tire screeches and engine revs and then automatically sends a five-second audio clip to nearby police. The surveillance product is akin to Alexa- or Siri-enabled devices, digesting all nearby audio and waiting for trigger sounds.

Tom Pethtel, an engineering vice president at Flock, told SFGATE that his company has heard a dramatic uptick in complaints about sideshows from law enforcement customers over the past two years. The tech tool is meant to complement Flock’s license plate reader cameras and Raven gunshot microphones, part of the company’s mission to “eliminate crime.”

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Giant Catapult Defies Gravity by Launching Satellites Into Orbit Without the Need Of Rocket Fuel

23rd October 2024

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This technology aims to revolutionize the way satellites are sent into space, using a giant rotating arm to fling satellites into low Earth orbit. Remarkably, this process eliminates the need for rocket fuel, relying solely on electricity.

SpinLaunch has already conducted multiple successful tests with this technology. “This is not a rocket, and clearly our ability to perform in just 11 months this many tests and have them all function as planned, really is a testament to the nature of our technology,” said Jonathan Yaney, founder and CEO of SpinLaunch, in a 2022 Space.com report after their 10th successful launch. The company plans to launch constellations of satellites into orbits below 600 miles by 2026.

I wonder if that would work for ICBMs?

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Walking in Short Bursts Found to Consume 20% to 60% More Energy Than Walking Continuously for Same Distance

23rd October 2024

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A team of pathophysiologists at the University of Milan has found that climbing stairs or walking for short bursts allows people to consume 20% to 60% more energy than if they do the same activity nonstop for the same distance. In their study, published in the Proceedings of the Royal Society B, the group asked volunteers to walk on a treadmill or climb stairs while also monitoring their oxygen intake.

The research team noted that available reported energy expenditures tend to reflect activities that are done at a metabolically steady state, which only becomes established after performing such an activity for a while. They wondered if there might be differences in expenditures if people engaged in start-and-stop-type exercise multiple times. To find out, they recruited 10 volunteers.

The volunteers walked on a treadmill or climbed a short flight of stairs for different lengths of time, ranging from 10 seconds to four minutes. As they did so, they wore a mask to measure their oxygen intake, a means of measuring energy consumption.

I always wanted to be a pathophysiologist. It sounds as if it pays well and doesn’t involve any heavy lifting.

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First Look at Land-Based Aegis Missile Defense System in Guam

22nd October 2024

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We have gotten what appears to be our first view of a Mk 41 vertical launch system (VLS) for the Aegis Ashore air defense system that has been installed on the highly strategic American island of Guam in the Pacific. The land-based Mk 41 launchers are one step toward addressing the vulnerabilities of the U.S. military bases on the island to attack — something that China, in particular, has directly referenced in the context of a full-scale conflict in the region. Ultimately, Aegis Ashore on Guam will be just one element in plans to make the island’s airspace the most heavily defended anywhere on Earth.

Aegis Ashore is primarily designed to engage ballistic threats during the midcourse portion of their flight outside the Earth’s atmophere using SM-3 interceptors. However, the Mk 41 is a modular launcher, meaning that additional anti-missile interceptors, such as the terminal-stage intercept and anti-air SM-6 and the forthcoming Glide Phase Interceptor (GPI), which could also be added. With its ability to take down certain incoming hypersonic threats, as well as other weapons, the GPI could be especially relevant for the defense of Guam. With additional launchers, even dispersed around the island, shorter-ranged missiles, such as the Evolved Sea Sparrow Missile (ESSM) Block II and even the latest SM-2s, could feasibly provide protection against air breathing threats, such as cruise missiles and drones. Patriot interceptors are now also now a possibility.

 

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Trump or the Tramp?

21st October 2024

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One of the more interesting twists in these last few weeks of the presidential election campaign has been the increasing support of black men for Donald Trump. The trend obviously has the Democrats worried, as evidenced by the blatant pandering of the “Opportunity Agenda for Black Men” announced last week by the Kamala Harris campaign. I’m not sure that the target demographic is as stupid as Ms. Harris thinks they are, however — young black men usually have a good sense of when they’re being played.

The movement of black men towards Donald Trump really got going after he was arrested, and the famous mug shot was publicized. That’s when the #Niggas4Trump hashtag started trending, and young black vloggers began enthusing over Mr. Trump using boisterous ghetto argot.

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All-Optical Switch Device Paves Way for Faster Fiber-Optic Communication

20th October 2024

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Modern high-speed internet uses light to quickly and reliably transmit large amounts of data through fiber-optic cables, but currently, light signals hit a bottleneck when data processing is necessary. For that, they must convert into electrical signals for processing before further transmission.

A device called an all-optical switch could instead use light to control other light signals without the need for electrical conversion, saving both time and energy in fiber-optic communication.

A University of Michigan-led research team demonstrated an ultrafast all-optical switch by pulsing circularly polarized light, which twists like a helix, through an optical cavity lined with an ultrathin semiconductor. The study was recently published in Nature Communications.

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AlphaFold Reveals How Sperm and Egg Hook Up in Intimate Detail

19th October 2024

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Just in case you were wondering. I know I was.

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How Ketosis Really Works

18th October 2024

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Just in case you were wondering. I know I was.

This ‘influencer’ has a PhD from Oxford and an MD from Harvard Medical School, if you’re keeping track.

It’s always best to swap actual knowledge of causation for previous dependency on correlation studies.

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Diabetes Breakthrough: New Treatment Eliminates Insulin for 86% of Patients

17th October 2024

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A new treatment combining ReCET and semaglutide could eliminate the need for insulin in type 2 diabetes, with 86% of participants in a study no longer requiring insulin therapy. The treatment was safe and well-tolerated, and further trials are planned to confirm these results.

Groundbreaking research presented at UEG Week 2024 introduces a promising new treatment approach for type 2 diabetes (T2D) that has the potential to greatly reduce or even eliminate the need for insulin therapy.

This innovative approach, which combines a novel procedure known as ReCET (Re-Cellularization via Electroporation Therapy) with semaglutide, resulted in the elimination of insulin therapy for 86% of patients.

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ThermoAcoustic Engine

17th October 2024

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Pretty cool. Let’s see if it has any impact.

UPDATE: Chinese scientists bring record-breaking Stirling generator to life while NASA’s patent stays on paper

 

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Why Walking Backwards Can Be Good for Your Health and Brain

17th October 2024

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According to research, walking backwards can have surprising benefits for both your physical health and your brain, as Michael Mosley recently explored in a recent episode of the BBC podcast and Radio 4 show Just One Thing.

Retro-walking, as walking backwards is known in academic circles, has a rich history. There are reports dating back to the early 19th Century of people walking hundreds, and sometimes thousands of miles, in reverse. Many were the result of impulsive bets and others were simply attempts to claim the bragging rights to a bizarre new record.

But due to the difference in biomechanics, backwards walking can actually bring some physical benefits. It is often used in physiotherapy to relieve back pain, knee problems and arthritis. Some studies even suggest that backwards walking can positively affect cognitive abilities such as memory, reaction time and problem-solving skills.

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Amazon Makes $500M Bet on Itty-Bitty Nuclear Reactors to Fuel Cloud Empire

17th October 2024

The Register.

On Wednesday, Amazon announced plans to support the development of three new nuclear energy projects, which it says will see the construction of several new small modular reactors (SMRs).

Just as their name suggests, SMRs are miniaturized nuclear power plants designed to be mass produced in a modular fashion. Amazon touts “faster build times” and the ability to deploy them “closer to the grid” as major benefits.

While there are several startups developing SMRs, including NuScale and Sam Altman-backed Oklo, Amazon is betting big on X-energy’s SMR tech for the Washington development. The e-tailer is one of the major investors in a $500 million Series-C funding intended to accelerate the development of X-energy’s tech and will reportedly support its goal of bringing more than 5 gigawatts of SMRs online in the US by 2039.

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Routine Dental X-Rays Are Not Backed by Evidence—Experts Want It to Stop

14th October 2024

Ars Technica.

Has your dentist ever told you that it’s recommended to get routine dental X-rays every year? My (former) dentist’s office did this year—in writing, even. And they claimed that the recommendation came from the American Dental Association.

It’s a common refrain from dentists, but it’s false. The American Dental Association does not recommend annual routine X-rays. And this is not new; it’s been that way for well over a decade.

The association’s guidelines from 2012 recommended that adults who don’t have an increased risk of dental caries (myself included) need only bitewing X-rays of the back teeth every two to three years. Even people with a higher risk of caries can go as long as 18 months between bitewings. The guidelines also note that X-rays should not be preemptively used to look for problems: “Radiographic screening for the purpose of detecting disease before clinical examination should not be performed,” the guidelines read. In other words, dentists are supposed to examine your teeth before they take any X-rays.

Which my dentist always does.

 

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Google Backs New Nuclear Plants to Power AI

14th October 2024

Wall Street Journal.

Startup Kairos Power plans to build small reactors to help supply electricity to the tech company’s data centers, in a first-of-its-kind deal in the U.S.

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Eating Less Can Lead to a Longer Life: Massive Study in Mice Shows Why

13th October 2024

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Cutting calorie intake can lead to a leaner body — and a longer life, an effect often chalked up to the weight loss and metabolic changes caused by consuming less food. Now, one of the biggest studies1 of dietary restrictions ever conducted in laboratory animals challenges the conventional wisdom about how dietary restriction boosts longevity.

The study, involving nearly 1,000 mice fed low-calorie diets or subjected to regular bouts of fasting, found that such regimens do indeed cause weight loss and related metabolic changes. But other factors — including immune health, genetics and physiological indicators of resiliency — seem to better explain the link between cutting calories and increased lifespan.

“The metabolic changes are important,” says Gary Churchill, a mouse geneticist at the Jackson Laboratory in Bar Harbor, Maine, who co-led the study. “But they don’t lead to lifespan extension.”

 

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Secret Tomb Found Under ‘Indiana Jones’ Filming Location in Petra

13th October 2024

CNN.

Probably not the grave of Christopher Columbus. But you never know.

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National Geographic Finds Century-Old Everest Climber’s Foot

13th October 2024

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A team of National Geographic mountaineers has uncovered what is believed to be the partial remains of Andrew “Sandy” Irvine, a British climber who disappeared during a 1924 expedition to summit Mount Everest.

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Washington’s ‘Forgotten Giant’ Volcano Stirs: Surge in Quakes Prompts Increased Monitoring

13th October 2024

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Six unusual earthquakes shook Mount Adams in September, but it’s too soon to speculate about a potential eruption.

I suspect that this is God telling you to stay away from the Left Coast.

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Christopher Columbus’ Remains Found After 500 Years as DNA Analysis Ends Mystery

13th October 2024

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Just in case you were wondering. I know I was.

UPDATE: Columbus Was a Sephardic Jew from Western Europe, Study Finds

 

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2024 Geothermal Update

12th October 2024

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Most developments over the last year have come from one company, Fervo, the enhanced geothermal startup. There have been improvements and derisking in reservoir creation and drilling. The latest project in Utah, Cape Station, could grow to produce hundreds of megawatts of electricity. The company is reducing costs and solving most issues, though questions about fluid loss remain.

Last year, I wrote about closed loop systems and Eavor several times due to the start of their Germany project and signing several sales contracts. The company has been quiet about progress, so no updates there.

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Ion and Molecular Sieving With Ultrathin Polydopamine Nanomembranes

12th October 2024

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In contrast to biological cell membranes, it is still a major challenge for synthetic membranes to efficiently separate ions and small molecules due to their similar sizes in the sub-nanometer range. Inspired by biological ion channels with their unique channel wall chemistry that facilitates ion sieving by ion-channel interactions, the first free-standing, ultrathin (10–17 nm) nanomembranes composed entirely of polydopamine (PDA) are reported here as ion and molecular sieves.

You may not realize it but this is huge. Eventually we want such membranes to be able to filter useful stuff from unuseful stuff, and the better we automate it the better off life will be for all of us.

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Archaeologists Found an Ancient Egyptian Observatory

12th October 2024

Ars Technica.

A few years ago, Egyptian archaeologists discovered what they thought were the ruins of an ancient Egyptian temple dating back to the sixth century BCE. Subsequent finds at the site indicate that the structure was actually an astronomical observatory, deemed the first and largest such structure yet found, according to Egypt’s Ministry of Tourism and Antiquities.

The L-shaped structure was found within a larger complex called the Temple of Buto (a later Greek name), known to the ancient Egyptians as Per-Wadjet and located east of Alexandria in the Nile Delta. It’s now called Tell El Fara’in (“Hill of the Pharaohs”). Buto was once a sacred site dedicated to the goddess Wadjet, believed to be the matron and protector of lower Egypt, who took on a cobra form. Buto was well-known for its temple and the oracle of Wadjet, with an annual festival held there in her honor.

There were archaeological excavations of the site in the 1960s and 1980s, revealing a palace dating back to the Second Dynasty, as well as six Greek bathhouses. An Egyptian team began fresh excavations a few years ago. In 2022, they uncovered a hall at the southwestern end of the temple, with the remains of three papyrus-shaped columns aligned on a north-south axis. They also found engraved stone fragments and a limestone painting of a bird’s head wearing a white crown within two feathers.

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Can Apple Watch Measure Blood Pressure? Not Yet—But Here’s How the Science Would Work.

11th October 2024

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If Apple can make a watch that reliably monitors blood pressure, I may have to get one.

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Chinese Boffins Build Soft Robot Finger That Can Take Your Pulse

10th October 2024

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It can also type, so the robo-doctor can heal you and write legibly

Robot hands are commonplace, but their sense of touch is crude compared to that of a human. A design proposed by a group of scientists in the Middle Kingdom may change that.

Attention, PornHub….

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California Just Became the First State to Ban Sell-By Dates

10th October 2024

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On September 28, California became the first state to ban “sell-by” dates, as Governor Gavin Newsom signed legislation aimed at combating food waste. The law prohibits the use of consumer-facing sell-by dates, and also requires standardized language for date labels.

Far too many dimwitted hand-wringers were treating the dates like a Edict from God.

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New Vision for Lift Fan Aircraft Family Grows From Special Operations X-Plane Program

9th October 2024

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Aurora Flight Sciences has released new renderings of an uncrewed fan-in-wing vertical take-off-and-landing capable demonstrator aircraft it is currently working on, as well as of a revised vision for a scaled-up cargo aircraft based on the same technology. The demonstrator is being developed under a U.S. Defense Advanced Research Projects Agency (DARPA) program centered on interest in a new high-speed, runway-independent special operations transport plane. Aurora’s unveiling of the new renders also comes amid growing interest from the U.S. Air Force in similar capabilities to support more general distributed logistics missions, especially in contested environments during future high-end conflicts.

Aurora, a subsidiary of Boeing, shared the new renders and provided more information about the work it is doing as part of DARPA’s Speed and Runway Independent Technologies (SPRINT) program earlier today. DARPA awarded new SPRINT contracts to Aurora, as well as Bell, earlier this year. SPRINT, which kicked off last year, is directly tied U.S. Special Operations Command’s (SOCOM) High-Speed Vertical Takeoff and Landing (HSVTOL) project.

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China’s Monster Amphibious Assault Ship Has Twin Island Superstructures Optimized For Aviation Ops

8th October 2024

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The first of China’s new class of big-deck amphibious assault ships is rapidly taking shape and we can now get a much better look at the vessel’s twin-island configuration. The design choice is typically made to simplify air operations and is very likely another indicator of this class of vessels being tailored, at least in part, for going to sea with enhanced air wings that include larger types of drones.

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Apple Watch Users Report Vitals App Detecting Illness Before Symptoms Appear

7th October 2024

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I may eventually have to get one of these.

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A “Silver Bullet” for Cancer? Scientists Uncover Secret Power of RNA

7th October 2024

SciTechDaily.

Within each cell, inside every nucleus, your survival relies on an intricate and highly complex process. Proteins are continuously wrapping and unwrapping DNA, and even the smallest error in this delicate dance can result in cancer.

A new study from the University of Chicago reveals a previously unknown part of this dance—one with significant implications for human health.

In the study, published Oct. 2 in Nature, a team of scientists led by UChicago Prof. Chuan He, in collaboration with University of Texas Health Science Center at San Antonio Prof. Mingjiang Xu, found that RNA plays a significant role in how DNA is packaged and stored in your cells, via a gene known as TET2. This pathway also appears to explain a long-standing puzzle about why so many cancers and other disorders involve TET2-related mutations—and suggests a set of new targets for treatments.

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CoRncrete: A Corn Starch Based Building Material

5th October 2024

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Abstract
Starch is a natural polymer which is commonly used as a cooking ingredient. The renewability and bio-degradability of starch has made it an interesting material for industrial applications, such as production of bioplastic. This paper introduces the application of corn starch in the production of a novel construction material, named CoRncrete. CoRncrete is formed by mixing corn starch with sand and water. The mixture appears to be self-compacting when wet. The mixture is poured in a mould and then heated in a microwave or an oven. This heating causes a gelatinisation process which results in a hardened material having compressive strength up to 26 MPa. The factors affecting the strength of hardened CoRncrete such as water content, sand aggregate size and heating procedure have been studied. The degradation and sustainability aspects of CoRncrete are elucidated and limitations in the potential application of this material are discussed.

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Preclinical Studies Suggest a Drug-Free Nasal Spray Could Ward Off Respiratory Infections

5th October 2024

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A new study details how a nasal spray formulated by investigators from Brigham and Women’s Hospital may work to protect against viral and bacterial respiratory infections. Based on their preclinical studies, the researchers say the broad-spectrum nasal spray is long-lasting, safe, and, if validated in humans, could play a key role in reducing respiratory diseases and safeguarding public health against new threats.

Their results are published in the journal Advanced Materials.

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World-First Therapy Using Donor Cells Sends Autoimmune Diseases Into Remission

5th October 2024

Nature.

One woman and two men with severe autoimmune conditions have gone into remission after being treated with bioengineered and CRISPR-modified immune cells1. The three individuals from China are the first people with autoimmune disorders to be treated with engineered immune cells created from donor cells, rather than ones collected from their own bodies. This advance is the first step towards mass production of such therapies.

One of the recipients, Mr Gong, a 57-year-old man from Shanghai, has systemic sclerosis, which affects connective tissue and can result in skin stiffening and organ damage. He says that three days after receiving the therapy, he felt his skin loosen and he could start moving his fingers and opening his mouth again. Two weeks later, he returned to his office job. “I feel very good,” he says, more than a year after receiving the treatment.

Engineered immune cells, called chimeric antigen receptor (CAR) T cells, have shown great promise in treating blood cancers — half a dozen products are approved in the United States — and potential for treating autoimmune conditions such as lupus and multiple sclerosis, in which rogue immune cells release autoantibodies that attack the body’s own tissue. But the therapy typically relies on a person’s own immune cells, and this personalization makes it expensive and time consuming.

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Potatoes Are Better Than Human Blood for Making Space Bricks, Scientists Say

5th October 2024

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I’ll bet you didn’t know that.

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Lost Biblical Plant With Medicinal Properties Resurrected From 1,000-Year-Old Seed

4th October 2024

CNN.

Botanists have grown a long-lost tree species from a 1,000-year-old seed found in a cave in the Judean Desert in the 1980s.

The researchers involved in the project say they believe the tree species, which is thought to be extinct today, could have been the source of a healing balm mentioned in the Bible and other ancient texts.

Unearthed during an archaeological dig in the lower Wadi el-Makkuk region north of Jerusalem, the ancient seed was determined to be in pristine condition. But the scientists conducting the new research weren’t able to identify the type of tree from the seed alone. The team, led by Dr. Sarah Sallon, a physician who founded the Louis L. Borick Natural Medicine Research Center at Hadassah University Medical Center in Jerusalem, planted the seed to further investigate more than a dozen years ago.

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Chinese Submarine That Sunk Had Exotic Hybrid Nuclear Powerplant: Report

3rd October 2024

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The mysterious Chinese submarine that apparently sunk in a shipyard earlier this year was the first of a new class featuring a hybrid nuclear/conventional propulsion system, according to a new report. The latest development in the saga of the Type 041 Zhou class submarine would seem to clear up some of the previous uncertainty about the boat as well as signal that China is working on novel solutions for its fast-growing underwater fleet.

In a recent report citing unnamed defense officials, the Washington Times notes that the Type 041 “employs both conventional and nuclear propulsion,” specifically, “a small nuclear reactor” in addition to a conventional powerplant.

When the Type 041 was first identified in Wuchang Shipyard, it was assessed as being one of the Type 039A series boats, also known in the West as the Yuan class or a variant of it. The Type 039A is the first Chinese submarine with an air-independent propulsion (AIP) system, which greatly increases the time that it can remain submerged and makes it harder to detect, compared with traditional conventionally powered subs.

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Two Navy Destroyers Helped Defend Israel Against Iranian Missile Barrage

2nd October 2024

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The USS Bulkeley and USS Cole fired “approximately a dozen interceptors against the incoming Iranian missiles,” which were captured on video streaking across the night sky above Israel.

The Cole has a history with Muslim terrorists.

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Is the World Really Running Out of Sand?

2nd October 2024

Watch it. (Practical Engineering)

More than you ever wanted to know about the Foundation of Civilization.

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Controlling Apple Vision Pro With Your Brain Is One Step Closer to Reality

1st October 2024

Read it.

If, of course, that’s what you want to do.

I’ll pass.

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New Research on Anesthesia Unlocks Important Clues About the Nature of Consciousness

1st October 2024

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For decades, one of the most fundamental and vexing questions in neuroscience has been: what is the physical basis of consciousness in the brain? Most researchers favor classical models, based on classical physics, while a minority have argued that consciousness must be quantum in nature, and that its brain basis is a collective quantum vibration of “microtubule” proteins inside neurons.

New research by Wellesley College professor Mike Wiest and a group of Wellesley College undergraduate students has yielded important experimental results relevant to this debate, by examining how anesthesia affects the brain. Wiest and his research team found that when they gave rats a drug that binds to microtubules, it took the rats significantly longer to fall unconscious under an anesthetic gas. The research team’s microtubule-binding drug interfered with the anesthetic action, thus supporting the idea that the anesthetic acts on microtubules to cause unconsciousness.

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Scientists Just Discovered a New Cell. It Was Predicted 100 Years Ago.

27th September 2024

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Researchers in Australia have found a whole new type of cell that fills a major hole in our understanding of how the mammal body heals.

For over a century, scientists have hypothesized that a cell like this existed – and now, an adult version has been found at last, hiding in the aorta of grown mice.

The discovery was nine years in the making. Researchers have named the cells ‘EndoMac progenitors’, and the team is now searching for similar players in the human body.

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China’s New Nuclear Submarine Sank During Mysterious Incident in Wuhan

27th September 2024

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The mysterious incident that TWZ previously reported that occurred at China’s Wuchang Shipyard in the spring of this year resulted in the sinking of the country’s latest nuclear-powered attack submarine, according to U.S. officials. The boat in question, originally identified as a conventionally powered submarine, was the first of the new Type 041 Zhou class SSNs.

Citing unnamed U.S. officials, a report in The Wall Street Journal today describes an attempt by the Chinese authorities to cover up the accident, involving a submarine “likely” carrying nuclear fuel when it sank. The boat had been undergoing its final fitting out before going to sea.

“American officials haven’t detected any indication that Chinese officials have sampled the water or nearby environment for radiation,” the article continues. “It is possible Chinese personnel were killed or injured when the sub sank, but U.S. officials say they don’t know if there were casualties.”

“Nice submarine you got there. Be a real shame if anything happened to it.”

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Giving T Cells Extra Batteries Supercharges Them Against Cancer

24th September 2024

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T cells are our first line of defense against cancer, but the battle tends to exhaust them. Now, scientists have found a way to give them extra “batteries” to keep them fighting longer, with promising early results in mice.

In a fair fight, the immune system would wipe out cancer every time – but this crafty disease doesn’t play fair. Along with its many tricks to avoid detection, tumors build microenvironments around themselves that are toxic to immune cells, draining them of energy. Sustained immune responses against a pathogen like cancer can lead to T cell exhaustion.

Finding ways to supercharge the immune system to continue the fight is the main goal of immunotherapy. Now, a team from Brigham and Women’s Hospital has demonstrated a new way to refresh T cells, by essentially replacing their batteries.

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Say Hello to Carpentopod, a 12-Legged Walking Wooden Table That Can Serve Drinks rr Snacks

24th September 2024

Read it. And watch the video … if you dare.

If, of course, that’s what you want to do.

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Patriots for Europe Nominate Elon Musk for Human Rights Prize

23rd September 2024

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The conservative Patriots for Europe (PfE) group in the European Parliament has nominated Elon Musk for a major EU human rights prize.

The Sakharov Prize for Freedom of Thought is awarded by the EU Parliament to people who have made a significant contribution to the protection of human rights and freedom of expression.

“His commitment to free speech, transparency, and fighting against censorship aligns with the values of freedom and human rights,” the group wrote on X.

 

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Europe’s Love Affair With Cargo Bikes Is Changing How We Deliver Goods in Our Cities

22nd September 2024

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As traditional delivery methods contribute to urban traffic congestion and pollution, cargo bikes – a staple of bike-friendly countries like Denmark and the Netherlands – are becoming a common sight in cities across Europe as a sustainable and efficient alternative to vans.
These larger, typically electric bikes with separate carriers can transport a wide range of loads, from small parcels to larger items, making them ideal for urban deliveries.
In Europe, it is estimated that up to 50 per cent of motorised trips involving the transport of goods in cities could be made by cargo bikes and bicycles, according to a recent study.

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