Scientists have shown that in one in every 4,000 births, some of the genetic code from our mitochondria—the 'batteries' that power our cells—inserts itself into our DNA, revealing a surprising new ...

Researchers at the Francis Crick Institute and UCL have analyzed ancient DNA from Borrelia recurrentis, a type of bacteria that causes relapsing fever, pinpointing when it evolved to spread through ...

Millions of years ago, a virus infected the ancestors of chimpanzees and left behind a genetic souvenir. Humans never ...

Add Yahoo as a preferred source to see more of our stories on Google. A major genetics study uncovers how ancient human mixing in Oceania still affects immunity, evolution, and modern health. (CREDIT: ...

Scientists at the University of Vienna, Austria, have screened great ape specimens obtained from natural history museums to identify DNA viruses. This groundbreaking study provides unique insights ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A lost chapter in human evolution has been revealed after an analysis ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A bizarre and ugly fish that has been around for hundreds of millions ...

Proteins sometimes bind to the wrong stretch of DNA, but these "imposter" DNA sequences are statistically rare in many genomes, suggesting that evolution works against them. Gene self-improvement.

Nearly every cell in the human body contains essentially the same genetic information, yet different cells activate different ...

Thousands of miles from home in the steamy Amazon rainforest in the mid-1800s, the British naturalist Henry Walter Bates had a problem. More than one, really: There were thumb-size biting insects, the ...