Australia's famed Great Barrier Reef has suffered its most widespread coral bleaching on record, according to a government ...

At a beach near Algiers, brown algae native to the Pacific Ocean cover the golden sand, posing a threat to ecosystems native ...

A robot explores the dark, cold, deep sea floor of the South Atlantic, transmitting images of vibrant coral and fish never ...

When I was a kid with other kids, we often played at being comic book heroes, dealing with bad guys. Two of our heroes were ...