Two sloth bear cubs were born at the Smithsonian’s National Zoo and Conservation Biology Institute (NZCBI) on December ...

For the first time since 2014, keepers at the Smithsonian’s National Zoo and Conservation Biology Institute (NZCBI) have ...

These 10 standout images were among thousands of stunning submissions in National Geographic’s Your Shot Pictures of the Year ...

Webs can be decorated with decoys, fine-tuned like guitars—and hold secrets about evolution. A Cyclosa spider is camouflaged on a web with debris attached to make itself less visible at the Los Amigos ...

From an elusive jaguar to an industrious beaver, photographers captured iconic animal moments around the world. While monitoring the burrow of a rare giant armadillo in Brazil’s Atlantic Forest, ...

Cosmonauts Oleg Artemyev and Sergey Prokopyev successfully installed the first ICARUS experiment antenna on the outside hull of the International Space Station during a nearly eight-hour space walk in ...

Decades ago, India’s tigers were on the brink of extinction. Slowly, their numbers have rebounded. But that ecological success has prompted a dire problem—and a race to save many of them from genetic ...

Studies show the conventional wisdom around teaching kids how to drink responsibly is wrong—and that delaying drinking is best for their brain development. Some parents may allow their underage ...

According to reviews, your new friends can stay fresh and squishable up to three days out of water and can retain their shape ...