A researcher claims to have found evidence of humans in Chesapeake Bay over 22,000 years ago. The assertion is yet another ...
These human ancestors lived during the Ice Age over 20,000 years ago. What do we know about them? The 'Solutreans' were an ancient people who lived in what is today Spain, Portugal and southern ...
It's also when Earth was in the midst of the ice age that ended only around 12,000 years ago. Ice ages are brought about by a range of factors, including our planet's tilt and rotation, carbon ...
The timeline for when humans first came to America has been shrouded in mystery, shifting by thousands of years on either side. Now a geologist from the Smithsonian Institution believes he has ...
Earth may have been exposed to interstellar clouds which may have changed the chemistry of the planet's atmosphere and led to the development of multiple ice ages, researchers suggest ...