Have you tried hula hooping in the past and found it a little too challenging? Don't give up. Instead, come to a practically foolproof class July 24 at the East New Orleans Regional Library. Jennette ...
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. The shape of ...