New research reveals that ancient interbreeding between humans and Neanderthals shaped our modern human DNA - especially on the X chromosome.

Humans don’t have a defined mating season like deer or wolves. Here’s how evolution blended biology, culture and social life into year-round intimacy.

Ben Tennyson from Ben 10 is one of the strongest fictional characters of all time, and could easy destroy some of the most powerful characters around.

Will humanity extend into the far future? It's likely many of us think it should. The problem is that each of us, individually and collectively, act otherwise—we are destroying the environment and ...

Perhaps human females found Neanderthal males to be high-status providers. Or perhaps Neanderthal society was “patrilocal” — meaning women moved to join the man’s family — while human society was the ...

Compared to previous theories, the current research emphasizes the complexity of the biological and chemical processes that brought about life.

"We hope our analysis encourages more research." Scientists raise alarm after discovering overlooked 'victims of invasion': 'Undergoing concerning declines' first appeared on The Cool Down.

Space is full of radiation, which is bad for both babies and non-babies alike, but we also have to worry about how microgravity affects the human body, too.

Katana Curry leaned forward in her seat in the gallery of the House of Delegates Tuesday as the voting board lit up bright ...

Researchers across biology, philosophy, and AI are split on what counts as a mind—and whether today’s systems qualify.

When we imagine alien life, we picture monsters, insects, or tentacles—but what if the most realistic aliens are human-like? Evolution tends to solve the same problems with similar designs, and ...