Sloths might move at a glacial pace, but their biology is anything but boring. In this captivating exploration of one of nature’s most unusual creatures, we dive deep into the insane science behind ...

Sloths weren’t always the slow, tree-hugging creatures we know today. For millions of years, they came in a wild variety of ...

This rarely seen glass octopus bared all recently — even a view of its innards — when an underwater robot filmed it gracefully soaring through the deep waters of the Central Pacific Ocean.

The saying “as lazy as a sloth” was coined from the observation of these arboreal animals. Sloths weigh an average of 10 to 17 pounds and grow to a maximum length of about 31 inches. However, in ...

The fact that the giant sloth’s closest relatives were found exclusively in the Americas supported the developing concept of distinct faunal regions with unique evolutionary histories. This pattern of ...

In the summer of 1787, a remarkable discovery took place along the banks of the Luján River in Argentina. Workers unearthed the enormous fossilized remains of what would later be identified as ...

The single matches the run of Glass Animals’ “Heat Waves,” which ran up 91 weeks in 2021-22, for the most time spent on the chart dating to its Aug. 4, 1958, inception. “Lose Control ...