Civilizations have long struggled with climate change.
Inebriation is rampant in the animal kingdom.
A new method of identifying human gnaw marks on bones suggest early humans got nutrition from each other's flesh.
Civilizations in the Arabian Peninsula and southern Iran found refuge during periodic dry spells along an ancient Gulf coastline.
Medieval texts suggest the Vikings arrived in the New World more than 1,000 years ago.
Our slower development and longer lives could have given humans an evolutionary edge over Neanderthals.
A newly found fossil of a human in Asia some 100,000 years ago reveals distinct Neanderthal features.
A Neanderthal infant was discovered alongside two adults, potentially representing a prehistoric family.
Cavemen were grinding their own flour and preparing vegetables at least 30,000 years ago, suggests evidence.
A huge network of earthworks, or geoglyphs, is visible in satellite imagery of a large area around Titicaca Lake, a researcher claims.