Scholars generally agree that North America witnessed some rapid climate adjustments as it shook off the Ice Age beginning about ... to the one that closed the Pleistocene. The dearth of evidence ...

The vast frozen terrain of Arctic permafrost thawed several times in North America within the past 1 million years when the world's climate was not much warmer than today, researchers from the United ...

Around the world, on separate continents with no contact with each other, multiple groups of ancient humans invented farming ...

North America has had a longer history of ... have been preserved in the Gray fossil record. However, the Ice Age eventually changed this. “As the climate cooled over time, the Pleistocene Ice Ages ...

The last glacial maximum spanned 26,500 to 19,000 years ago, marking the harshest chapter of the Late Pleistocene ice age. During this time, polar ice caps and ice sheets covered vast swathes of ...

A hundred thousand years ago most of North America was locked in the grip of an ice age. The sea levels ... submerged several times during the Pleistocene age. The first migration may have been ...

toward the end of the last ice age. It’s possible that they reached North America more than 32,000 years ago. Now, “we need lots more sites to make sense of where they came from and by what ...

During the last ice age, massive continental ice sheets up to five km high covered much of North America and northern Europe (the Laurentide and Fennoscandian ice sheets, respectively).

Hoping to find evidence that mammoths, camels and other Pleistocene (ice age) animals coexisted with humans, Shutler and a team of 21 archeologists spent months living in tents in the desert ...