- Set the hair dryer to cool, switch it on, and point it at the ceiling. - Carefully put the ping-pong ball in the stream of air. Hold the hair dryer very steady and watch as the ping-pong ball floats ...

We’ve all made a tiny ping-pong ball float on a hair dryer, but what YouTube’s Veritasium is demonstrating here—a giant styrofoam ball floating on the side of a thin stream of water—seems to ...

One aspiring space industrialist thinks a viral video of weird air bubbles inside a floating ball of water could help build a new space economy. Eric Mack has been a CNET contributor since 2011. Eric ...