For nearly five decades, the mysterious disappearance of Peter Adams, who was just 20 at the time, went unsolved.

Add Yahoo as a preferred source to see more of our stories on Google. Image Credit: Shutterstock. Most of us wandered through high school biology class, mostly worried about passing the next exam or ...

A new study has analyzed mummified remains of cheetahs in Saudi Arabia caves. The results could help reintroduce cheetahs to the Arabian Peninsula, researchers say.

Ancestral Shadows,' out March 10, follows a genealogist pulled into family secrets, DNA surprises and a mystery tied to her ...

Scientists discovered hundreds of energy-making enzymes secretly working on human DNA—revealing a hidden “mini-metabolism” ...

James D. Watson, whose co-discovery of the twisted-ladder structure of DNA in 1953 helped light the long fuse on a revolution in medicine, crimefighting, genealogy and ethics, has died. He was 97.The ...