Beneath the surface of the Southern Ocean, vast volumes of cold, dense water plunge off the Antarctic continental shelf, cascading down underwater cliffs to the ocean floor thousands of meters below.

Marine heat waves that seemed extreme just a decade ago will become commonplace by the end of this century in waters favored ...

Dade, Broward and Palm Beach counties through Tuesday evening by the National Weather Service in Miami. “Rip currents can sweep even the best swimmers away from shore into deeper water,” the service ...