Sea otters might just be the cutest, most cuddling little critters on the planet. To see a sea otter demonstrate its ...

This week, explore decoded words from charred ancient scrolls, meet heroic frog daddies, see Grand Canyon-size lunar features ...

One of the most majestic birds in the animal kingdom, the scarlet macaw is drenched in hues of red, yellow, and Tuscan blue.

An international team has confirmed the discovery of a super-Earth orbiting in the habitable zone of a nearby sun-like star.