Janet's object is one of the world's simplest toys - the hula hoop. The hula hoop craze of the late Fifties was the first time a toy had taken off in this way - with practically everyone either ...

It turns out that hula hooping comes naturally to certain people and no matter how hard others may try, they still won’t be able to keep the hoop elevated for long. A new study published by ...

To keep a Hula-Hoop aloft, it helps to be in shape — literally. Experiments with gyrating, hoop-slinging robots have revealed how these spinning rings stay up despite the pull of gravity.