A torpedo from a U.S. submarine sank the ship in international waters, U.S. Defense Secretary Pete Hegseth said Wednesday.

About 1.1 million American homeowners were underwater on their mortgages at the end of last year as home prices stalled, signaling a deepening crisis within the housing market. That figure represents ...

The high water demand of data centers causes significant problems. Large volumes of often potable, drinking-quality water are used for cooling, putting pressure on local water supplies and competing ...

At the Middle East’s largest defence exhibition, a Chinese state-owned shipbuilding giant is showcasing a new surface-to-subsurface delivery vehicle designed for frogman operations in the South China ...

Naval warfare goes a bit clingy as Lockheed Martin unveils its robotic Lamprey Multi-Mission Autonomous Undersea Vehicle (MMAUV), which can hitch a ride on friendly ships or submarines by latching ...

A small but notable share of U.S. homeowners are facing a crisis of negative equity, with certain states seeing a significant share of properties whose outstanding loans now outsize their current ...

Most of what we know about the ocean just skims the surface, literally. We’ve gathered a large quantity of data on the oceans from satellites, but most of that is based on the top layer of water.

Lockheed Martin’s Lamprey can attach itself to ships, launch torpedoes and deploy airborne drones from the surface. (Courtesy Lockheed Martin) Lockheed Martin on Monday unveiled its Lamprey ...

The grieving parents of a Texas girl who drowned during a scuba certification class have filed a lawsuit against two agencies alleging the child’s death was preventable. On Aug. 16, 2025, 12-year-old ...

Between the start and end of 2025, there was a 60% jump in the number of homeowners in a negative equity position One in 10 homeowners were underwater on their mortgage in 2025 in some cities in ...