Two different human species meet tens of thousands of years ago. Modern humans, fresh from Africa, encounter their stockier, cold-adapted cousins in what is now Europe. Did this initial meeting lead ...

Stories centered around true love's kiss might be tales as old as time. And, according to a new study, kisses might even have been around before humans walked the earth. Humans kiss each other ...

Venter is an acclaimed entrepreneurial biologist who led Celera Genomics' privately funded effort to sequence the human genome in 2001 Advertisement © 2026 TIME USA, LLC. All Rights Reserved. Use of ...

It’s a common mistake to think we came directly from the monkeys or chimps you see at the zoo today, […] ...

Deep in your muscles, an enzyme called AMPD1 helps turn chemical fuel into usable energy. When it does not work well, muscles tire faster.

A deeper understanding of how DNA changes over generations helps scientists learn why people differ and how diseases develop. Until recently, many fast-changing parts of the human genome remained ...

BUFFALO, N.Y. ­­ ­ ­­— Saliva is a bodily fluid most of us take for granted despite the significant roles it plays: aiding in digestion, maintaining strong teeth and defending against oral disease.