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 ...

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 ...

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.