A massive environmental calamity rocked the ancient Mediterranean. It took millions of years for the ecosystem to recover.

Francis “Bully” Mission Sr., president and founder of Mission Animal Control, is in a good mood when I meet him at a strip mall parking lot on the south side of the Hawaiian island of Kaua‘i. He and ...

The cave, a popular dive spot accessible only by boat, is about five meters deep and has a long vertical opening. Thousands ...

One Great Shot: Are You Ready for This, Jelly? During a nighttime dive, a veteran underwater photographer captured a tiny fish’s cunning effort to find a safe spot in a dark sea.