2007-05-16

Scientists find magnets that repel sharks

A company named Shark Defense have found that a rare earth magnet may be the key to avoid getting eaten by Jaws. Since 2001, SharkDefense has been working on a chemical shark repellent. According to Herrmann, he and Stroud were playing around with powerful rare-earth magnets in 2005, when he dropped one next to their shark research tank in Oak Ridge, New Jersey. The lemon and nurse sharks inside instantly darted to the opposite wall. In testing at the Bimini Biological Research Station shark lab in the Bahamas, Stroud and Herrmann have found that sharks dramatically avoid magnets made from neodymium, iron and boron. The magnets even rouse sharks from tonic immobility, a coma-like state induced by turning them upside down. As you can see in this video, the sharks won't cross the line of magnets on the tank floor. [Read]

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