Scientists found deformed head shapes in fossilized humans show their infants were probably just as helpless as babies born today.

Early modern humans and Neanderthals may have lived together in the same caves, according to new research.

Until now, it had been unclear how our laughter may have changed over millions of years of evolution, and how it might relate to apes' laughter.

The findings come from a forensic analysis of dental plaque from early humans, dating back up to 33,000 years.

Neanderthals in southern Europe collected mollusks throughout the year.