It comes from swimming pools and now we are starting to have certain types of problems because this ball is easily dragged by the wind.' The fire department official added that the bubble the boy ...

Mark Nist was outside picking up a mail delivery when the sound of a train's whistle – and a friend's "holler" caught his attention. Nist said he glanced down Stoystown Road just in time to see a coal ...

Place a ball on top of the vacuum cleaner. Turn on the vacuum. Notice that the ball is floating in the air. Replace the ball with a different-sized ball or a plastic bottle. Try floating two styrofoam ...