Sleep may have evolved to help reduce DNA damage in nerve cells long before they became centralized in the brain, a study ...

Despite multiple mass extinctions, the frilled shark has managed to thrive for 100 million years. Today, it remains one of ...

Sea anemones and jellyfish don’t have brains, but the way their neurons behave during sleep shows some surprising ...

Learn all about the unmistakable pilot whale, from their diet and size to life in the pod and why, sadly, they're prone to ...

A clear, traveler-friendly guide to Florida sea life that must stay in the water, helping you enjoy the coast responsibly.

Killing the protected animals may be the only way to stop them from eating too many of the Pacific Northwest’s endangered ...

Far below the Pacific, a volcano long written off as geologically dead has turned out to be both active and teeming with life ...

Denise’s pygmy seahorse, barely larger than a fingernail, blends perfectly with its coral home. Found in the western Pacific, ...

The Namib desert’s sand can be burningly hot but its air, blowing in off the Atlantic Ocean, is cool. Running generates a ...

Octopus and other cephalopods are good at hiding themselves—and are inspiring cutting-edge technologies that may help us do ...

Animals have evolved to sleep in extreme ways — for example, taking micro naps during parenting, sleeping on the wing during ...

According to new research recently published in the journal Nature Communications, the Greenland shark retained its visual ...