The Physics of PopStick Domino – simplified

The recent PopStick Domino Mass Activity at the Science Centre was memorable for several reasons: We had about 300 people weaving popsicle sticks and cheering on the sluggish chain reaction; We probably beat the record for the stick bomb ‘explosion’ with the most human intervention; And we had a very supportive Guest of Honour providing…

Science of the City

Juggling roller skaters are not exactly an everyday occurance, at least not in my city. But they are excellent illustrations of relative motion, and surprisingly entertaining to watch. How do I know? Well, one of the entries in the Science of the City Video Contest features lots of roller skaters, and one of them juggles…