Parts of Spain, Portugal and other countries on the Med are becoming uncomfortably hot during the peak summer holiday season.

A 2015 satellite photo captured a series of stunning "von Kármán vortices" swirling off Madeira and the Canary Islands. The ...

The waters of the East Coast are no strangers to the presence of sharks, but a recent discovery has caught the attention of ...

Atlantic storms generally pose a greater threat to land, which is why you’re likely to hear about them more often. The Pacific season began on May 15. Both seasons run until Nov. 30.