Add Yahoo as a preferred source to see more of our stories on Google. Scientists have captured direct images of heat behaving like sound — an elusive phenomenon called 'second sound' — for the very ...

In the world of average, everyday materials, heat tends to spread out from a localized source. Drop a burning coal into a pot of water, and that liquid will slowly rise in temperature before its heat ...

Although this phenomenon has been observed before, it’s never been imaged Although this phenomenon has been observed before, it’s never been imaged In the world of average, everyday materials, heat ...

Usually, when something gets warmed up, heat tends to spread outward before eventually dissipating. But things are a little different in the world of superfluid quantum gas. For the first time, MIT ...