Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Glowing lights in nature aren’t limited to fireflies and glowworms ...

A pond in Hawaii has turned so bubble-gum pink it could be from the set of “Barbie,” but the bizarre phenomenon is no cause for a dance party. Drought may be to blame for the strange hue, scientists ...

Well-camouflaged, neutral-colored fish may appear drab to the naked eye, but many actually live secret lives cloaked in flamboyantly bright colors visible only to other fish, new research suggests.