We know that the extinction of megafauna, in South America at least, was around 10,000 years ago. This is at least 17,000 years after the arrival of the humans who modified the giant ground sloth ...

Fossil bones found in Argentina of a large armadillo relative with cut marks suggestive of butchering indicate humans were present in southern South America some 21,000 years ago, according to ...

From there, they walked into present-day Alaska. They expanded across North America and eventually headed into South America, reaching the continent’s northwest tip around 14,000 years ago.

This expansion was rapid – genetic evidence suggests northern and southern Native American groups began diverging between 17,500 and 14,600 years ago, with human presence in southernmost South ...

A fossil of an armadillo-like mammal appears to bear cut marks from butchering by humans, suggesting people were living in South America at least 20,000 years ago, even earlier than once thought.

The very first people to set foot in South America belonged to a previously unknown group of hunter-gatherers that later disappeared without a trace, a new study suggests. Initially crossing the ...

Researchers are still charting how human populations spread across the Americas thousands of years ago, arriving first in North America before veering south. Groups that split off developed their ...