A towering coral reef has emerged from the depths of Australia’s northern waters, reshaping what scientists thought they knew ...

But to capture prey — as some of us find out the hard way — jellyfish have a net of tentacles that contain venomous, stinging ...

The ocean is full of mysteries, both living and lost. From bizarre marine creatures to forgotten cargo and century-old relics ...

“Resilient” humpback whale named Fingers, marked by scars from ship strike, was seen feeding off coast of Monterey, California, with 50 other whales, group said.

Scientists caught a “transparent” sea creature with horn-like appendages off of Mexico and discovered a new species, a study said.

Scientists caught a “transparent” sea creature with horn-like appendages off of Mexico and discovered a new species, a study said.

A “handsome” sea creature was spotted off the coast of California, a group said. Getty Images/iStockphoto A show-stopping sea creature dazzled boaters off the coast of California, leaving ...

A rescue team in Massachusetts saved a 500-pound leatherback sea turtle tangled in fishing gear. The turtle, spotted by boaters, was rescued in Cape Cod Bay.

Scientists caught a “transparent” sea creature with horn-like appendages off of Mexico and discovered a new species, a study said. Getty Images Off the western coast of Mexico, a ...