Hoffmann’s two-toed sloth babies need round-theclock care. Once they’re adults, they’ll be microchipped and released back into the rainforest.

Baby Sloths Are About as Cute As You Would Expect

A Costa Rica rescue center offers blankets and bottle-feeding at a nursery for these young animals

Soi Phet, a 12-year-old gelding, arrived last year at Old Friends in Georgetown, Kentucky, after earning $1 million on the racetrack.

At a Kentucky Farm, Champion Thoroughbreds Live Out Their Retirements

Steeds who made headlines for winning races now get to enjoy their final years at a slower pace

Inventor Alex Kipman's Grand Vision for How Holograms Will Change Our Lives

The designer behind Microsoft's HoloLens 2 predicts a future driven by augmented reality

Two gray wolves—Jesse and her partner, Shilo—play in the evening sun.

PHOTOS: A Sanctuary for Wolves

The Washington State refuge presents an arresting lesson in survival and what it means to be wild

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