The study, published in the scientific journal Proceedings of the Royal Society B, indicates that humans may have inhabited South America as early as 27,000 years ago. At a laboratory at the ...

Nearly 27,000 years ago, a giant ground sloth traveled across a barren, arid landscape in what is now Belize, munching on grassy vegetation and searching for water. A nearby sinkhole may have ...

Mylodon, which lived between 1.8 million and 12,000 years ago, was mainly vegetarian but ... also known as the “tongue beast,” another species of giant sloth. Hoping to learn more about ...

This time period took place 359 to 299 million years ago. 3 min read ... levels peaked around 35 percent, compared with 21 percent today. It also may explain the giant creepy-crawlies that now ...