Scientists repel sharks – To save them
It sounds like a plot device from a comic book: a simple substance that can make the powerful weak. But it’s not Kryptonite. An American chemist says he’s found several substances – several, in fact – that can repel some of the most fearsome predators in the ocean, and he wants to use his discovery to protect them. This story comes from a partnership between The World and NOVA.
Here are a couple of videos from my trip to the Bahamas well:
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