Scientists Inserted a Gene Into Mice That’s Older Than Animal Life Itself and “Extraordinary” Things Happened
1st July 2026
Mice get all of the good stuff.
In an incredible breakthrough, scientists created a mouse using ancient genetic tools older than animal life. By taking a gene from single-celled lifeforms and introducing it into mouse cells, researchers generated stem cells, which, when injected into a developing embryo, helped give rise to a living, breathing mouse.