A tap that sends the water flowing through it into a swirling vortex pattern could help reduce the amount of water used by households. The designer of the Swirl tap claims the hollow vortex of water ...

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 ...

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 is the moment an ominous-looking water tornado loomed over a port city in southern Cuba. Stunning footage of the weather phenomenon shows the huge funnel-shaped waterspout spiralling down from ...