In the spring, ants are once again hard at work. Beyond their everyday presence, ants are also key model organisms in cutting ...

Research suggests that crying is not a sign of weakness, but one of the most sophisticated social technologies in the natural ...

When I was an undergraduate biology major, I had the opportunity to pursue an independent study with Professor E.O. Wilson, reviewing some of the contemporary literature on sociobiology, a field he ...

The human body evolved over eons, slowly calibrating to the African savanna on which 98 percent of humankind lived and died. So, too, did the human brain. Evolutionary psychology is the study of the ...

It’s ancient, unstoppable and strangely contagious. Here’s what science now knows about the humble yawn, and why evolution ...

Our ancestors lived in zero-sum environments—small hunter-gatherer groups where a gain for one person usually meant a loss ...

Most pet behaviors are cute, but many of them may come from instincts developed by thousands of years of evolution. To learn more, put together a list of ways household pets have evolved as they’ve ...

Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...

Add Yahoo as a preferred source to see more of our stories on Google. Japanese macaques at Joshin-etsu National Park in Japan. (Peter Adams / Getty Images file) (Peter Adams) Humans are far from the ...

Scientists revealed in a new study Monday that genes associated with same-sex sexual behavior may be evolutionarily advantageous to humans, helping to improve reproduction. (CN) — Scientists revealed ...