The film "What Is Sound?" from 1949 explores the concept of sound, explaining that sound is produced by vibrations of objects. It demonstrates various experiments showing how sounds are created and ...

The last time we took a break from any scientific considerations and blatantly entertained our minds with something equally crazy and inventive, there was just one easy option. Of course, it was ...

Ryan Duncan froze. He had just performed a new experiment examining common graphite—the stuff of pencil lead—but the results seemed physically impossible: Heat, which typically disperses slowly, had ...

The acoustic properties of an ultracold fermion gas have been measured either side of the superfluid transition temperature in an experiment that has been described as “near perfect” and “beautiful”.

New research shows that the speed of sound on Mars varies considerably by location and temperature. The findings could help scientists understand sounds picked up by Martian rovers, as well as make ...