In a grim study, a team of nearly 50 researchers concludes that extreme ocean heat killed off two crucial coral species that ...

The crucial reef-building corals were decimated by a marine heat wave in the Florida Keys. Can advances in restoration help them recover?

The ocean covers more than 70 percent of Earth’s surface, yet we’ve explored less of it than we have the surface of the moon.

The historian Procopius described how a creature called Porphyrios terrified sixth-century sailors for 50 years. But what was ...

"This definitely feels like a violation." Officials issue major update after bizarre confrontation at sea lion hotspot: ...

Visitors to Seaside might be surprised, and a little grossed out, to find thousands of transparent, blubbery, worm-like ...

The eight-foot "common" dolphin was found with no visible signs of trauma, AMSEAS Chief Scientist Robert DiGiovanni said.

The ocean was calm and flecked with sails when I arrived one morning at the beach in Ambolimailaky, a fishing village in the ...

Once a mainstay of Canadian family tourism, Marineland spent decades drawing crowds to Niagara Falls with its marine animal ...

Recent videos circling on social media have shown an alarming amount of dead sea life washing along the shores of Kualoa ...

Photos taken by blackwater divers offered a new glimpse into the early life stages of marine fishes and their interactions ...

Discovered around 70 years ago, the Dead Sea Scrolls continue to be an enigma. An international team of researchers has ...