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limited by state law. This

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episode of Science Friday is brought to

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you by Shark Week, the podcast from

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Discovery Channel. A lot of what

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we think is shark fact is actually shark fiction.

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Learn the truth behind some of the

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the podcast, wherever you get your podcasts.

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Listener supported, WNYC

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Studios. Mexico's

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new president is a scientist.

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What impact will that have on the country?