Two fossil skulls found in central China are prompting fresh debate over when they lived – and where they belong in the human family tree.

A new study shows cultural evolution helped humans expand across Earth far faster than genetic change alone could achieve.

Humans are actually limited in how much protein they can metabolize for energy, meaning early humans really needed a more well-rounded diet to survive.

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about ...

Humans really do rule the world. We took over fast and far, more than any other wild vertebrates. We inhabit nearly every ...

Breaking space news, the latest updates on rocket launches, skywatching events and more! You are now subscribed Your ...

From phone boxes and flux capacitors to black holes and hot tubs, sci-fi has created plenty of ways to explore the fourth ...

Debunking alien claims matters, but so does telling richer, more compelling stories about how humans shaped their own past.

Pets play an important role in many people’s lives. In the UK, six out of ten households have at least one pet, dogs being our most common companions (assuming we don’t count fish individually). But ...

Science Textbook Controversies “In 1969 the California Board of Education issued new guidelines for the biology curriculum of the state’s public schools. The guidelines ...

Alien invasions are terrifying to think about, but cool to watch on TV. These are the 10 best shows you can watch about that unlikely occurrence, ranked.