A new fossil and DNA analysis traces how dozens of sloth species responded to climate shifts and humans. Just two small tree-dwelling sloths remain today.

Sloths have a reputation for being sluggish and slow, spending most of their lives dozing in trees, but a new study suggests ...

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

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

Scientists have analyzed ancient DNA and compared more than 400 fossils from 17 natural history museums to figure out how and why extinct sloths got so big.

Do you want to go out to your backyard and grab fresh produce right off the branch? These beginner-friendly fruit trees are ...

Mount Everest, located in the Himalayan Mountain Range, is the tallest mountain in the world. It reaches an elevation of ...

From a silk pillowcase to soothing essential oils, these are the 15 sleep products we recommend in the final Memorial Day ...

Relive the nostalgic summer vacations of school days spent in nature, filled with mangoes, kite flying, and swimming.

Aspen trees go by several different names: trembling aspen ... clone often by a variety of traits such as leaf shape and size, bark character, branching habit, resistance to disease and air ...

In a city that rarely slows down, it helps to have a place that does. A spot where you can stretch out, sip coffee under the ...

Discover effective natural ways to treat hormonal acne at home. Learn proven dietary changes, topical treatments, and ...