Our Neanderthal ancestors affect how we look and act today

Our Neanderthal ancestors affect how we look and act today

Neanderthals are the closest evolutionary relatives identified to date of all people living today. They are so close to us ...
Oldest known North American human remains--13,000 years old--found in underwater cave

Oldest known North American human remains–13,000 years old–found in underwater cave

An ice-free corridor between the Americas and Asia opened up about 12,500 years ago, allowing humans to cross over the ...