Turbulent ball: William Irvine, Takumi Matsuzawa and colleagues have used this apparatus to track turbulence with lasers and high-speed cameras. (Courtesy: Takumi Matsuzawa) Researchers in the US have ...
A giant quantum vortex may allow researchers to study black holes. This vortex is an eddy in a special form of liquid helium that displays quantum effects. The result has some properties similar to ...