Water waves can gain energy when they scatter from a whirlpool-like vortex. That is the conclusion of physicists in Brazil, Canada and the UK, who are the first to observe a phenomenon called ...

From hundreds of miles above Earth, the brutal polar vortex that gripped the Great Lakes turned into something strangely ...

When bacteria band together, they can turn a fairly tame drop of water into a swirling vortex. The swirl is spun up by the bacteria’s tail-like flagella and the basic physics of how fluids flow, ...

You walk into an empty room by the sea, to find a perfectly circular hole punched out of the concrete floor where a vortex of water swirls and crashes with perfect rhythm. It sounds like an optical ...

This colorful view from NASA's Cassini mission is the highest-resolution view of the unique six-sided jet stream at Saturn's north pole known as "the hexagon." Image ...