Ask The Naked Scientists

Ask the Naked Scientists SA episode

Fri, 27th May 2011

Why Stones Chip Windows on the Inside

Cyclone Catarina (c) NASA

Can a tropical storm be steered? Why should a stone hitting the outside of a window produce a chip on the inside surface? Why do aircraft sound louder going away than when they approach? Dr Chris gets to grips with another crop of top questions as well as news of a new magnetic material activated by electrons, a dye to image the insides of arteries and how scientists have sized up the shape of the electron...

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