In April 1861, as Confederate forces moved in on Gosport Navy Shipyard, the Union burned it down, sinking its ships. The ...

Discover Florida’s only living barrier reef at Dry Tortugas National Park, where crystal-clear waters let you snorkel among tropical fish, sea turtles, and coral reefs.

Scientists have discovered a massive deep-sea coral reef system off the coast of Argentina that may be one of the largest on ...

The deep sea is a dark, cold place. It's just a few degrees above freezing, subject to immense pressure, and beyond the reach ...

Somewhere in the North Atlantic, more than a kilometer beneath its surface, a cold-water coral reef stretches across an ...

I spent years preparing to dive into the deepest place on earth. Only a handful of people have traveled into the depths of the Mariana Trench, nearly 7 miles below the ocean surface. As a geologist ...

The shark was spotted in near-freezing waters, which most species can't withstand A sleeper shark has been spotted in the frigid waters surrounding Antarctica for the first time The sleeper shark was ...

On Findley Ridge in Dahlonega, Georgia, one of the largest gold mines from the 1800s still drops deep beneath the forest floor. The upper entrances wind downward through expanding shafts before ...

China expanded aggressively through trade routes and ports to surround India. Instead of responding loudly, India moved quietly. Strategic bases, alliances, and naval access points formed a hidden ...

Known as the Sargasso Sea, sailors have crossed it for centuries, but few notice the border when they slip into glassy indigo ...

Gryphon Orfanos, who in the past worked on the fishing vessel "Lily Jean," stands on the pier in Gloucester of the homeport of the fishing boat that went missing with seven onboard. (Charles Krupa/AP) ...

Researchers have long believed that a sudden, massive deluge filled a dry, salt-filled Mediterranean 5 million years ago. Turns out that probably didn't happen, but there was still drama aplenty. When ...