Mars’ north polar vortex locks its atmosphere in extreme cold and darkness, freezing out water vapor and triggering a ...

Did you know that ocean waves that come across a current from a different direction can turn into a violent, rapidly swirling tornado-like whirlpool? This can also happen if a current flows over an ...

Floods tend to create all kinds of dangers in their path, including some you wouldn't expect, like the giant whirling water vortex recently spotted in Lake Texoma. Eric Mack has been a CNET ...