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Calls grow for controversial shark 'experiment' over claim there are 'too many' in Aussie waters
Beaches in Sydney's north remain closed following four tragic shark attacks in NSW since Sunday, with the latest occurring on the Mid North Coast on Tuesday morning. Responding to the attacks, former ...
The Cool Down on MSN
California study finds sharks kept playing with toys after meals, and one napped on a toy
The sharks' interest stood out even more because toy use increased after feeding.
Chief meteorologist Mark Dixon explores the law of conservation of energy in May 31's Science Sunday.
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