While metal detecting underwater in Florida, I went searching for lost wedding rings. The river delivered more than expected.

Catalan scientists have built a pendulum-based energy-harvesting system that converts the vibrations of water currents into ...

Here at the southern tip of the Great Barrier Reef, you’re practically guaranteed to see them. Descending toward this ...

The calm surface of the Little River flows through Peery’s Mill Dam, and does nothing to betray the deadly underwater vortex, ...

Another round of bone-chilling air from the polar vortex could invade the central and northeastern US this weekend and potentially produce the first significant snowstorm of the season for the ...

A disruptive polar vortex is set to usher in three successive waves of Arctic air across the central and eastern United States through mid-December, bringing dangerously low temperatures and the ...

The polar vortex has broken, and severe temperatures are set to dominate most of the country in the coming days. Temperatures in the 10s are forecast for much of the Northeast, and subzero ...

Grab your coats, it's getting chilly. A polar vortex broke, and severe temperatures are set to dominate most of the United States, including the Midwest, in the coming days. The polar vortex will ...

A Polar vortex has covered the Philadelphia region under a canopy of frigid temperatures, but many people may not realize what a Polar vortex actually is, and the dangers — like frostbite — such ...

The polar vortex is so back, and in some parts of the country, the weather system will bring with it up to a foot of snow. If “polar vortex” is giving you déjà vu, that’s because we’ve heard it before ...