The man was diving in San Diego when a massive great white shark attacked and killed him as his friend in the water watched ...

Two friends were free-diving when a massive shark attacked, dragged one of them to his death as his friend watched helplessly ...

Sri Lanka’s navy recovered 87 bodies and rescued 32 sailors after a U.S. submarine torpedoed Iran’s IRIS Dena off its ...

Two new Chinese submarines, the Type 095 and Type 096, are "expected to enter service during the late 2020s through 2030s" with substantial advancements in technology. The Type 096 submarine is ...

Here’s what you’ll learn when you read this story: For the first time, China has outstripped U.S. nuclear-powered submarine production. U.S. plans to shore up an aging submarine fleet are delayed.

WASHINGTON—Republicans and Democrats in Congress are pushing the Navy to award contracts for at least 15 submarines after months of delays, arguing that waiting any longer could harm the bespoke ...

Inside a diesel engine's cylinder, compressed air raises the temperature to ignite injected fuel, and the resulting force drives pistons to power the vehicle's main gears. Chief to this combustion ...

Robert Hunt was a torpedoman on the USS Tambor. He ran 12 consecutive war patrols in the Pacific and never fully shook what those missions felt like. "I was just sure I was going to die," he recalled ...

Bring up aliens and a lot of people will scoff. But not everyone is laughing. Around the turn of the century, 3.8 million people banded together in a real-time search for aliens — with screensavers.

Add Yahoo as a preferred source to see more of our stories on Google. A U.S. Navy sailor was medically evacuated Saturday afternoon from an American nuclear-powered submarine by Danish military forces ...

On Feb. 19, 2026, President Donald Trump directed the Pentagon and other federal agencies to begin identifying and releasing government files related to UFOs—now formally referred to as unidentified ...