New research shows 8,000-pound sloths once dug caves, adapted to oceans, and roamed widely—until climate and humans brought ...

The Shasta County Superior Court building in Redding will remain closed due to extensive water damage. This is not the first water leak incident at the courthouse; a previous leak in 2022 caused ...

Ahead of a road construction project in Lubbock, Texas, the state's Department of Transportation sent archaeologists to ...

Explore how ancient sloths evolved in size, from small climbers to massive ground dwellers, shaped by shifting climates and ...

Most people are familiar with modern sloths — slow-moving, tree-dwelling mammals that digest food slowly and descend only ...

The extinct mammals were about five times larger than a grizzly bear–and filled caves with their poop.

The sloth family tree once sported a dizzying array of branches, body sizes and lifestyles, from small and limber tree climbers to lumbering bear-sized landlubbers. Why sloth body size was once so ...