Segment

24:56

Navigating Dietary Supplement Regulations

Dietary supplements don't fall under the conventional food or drug FDA regulations.

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Segment

3:20

The Myth of the Woolly Bear

Can woolly bear caterpillars predict winter weather?

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Segment

37:05

Biosecurity for the Age of Redesigned Life

Bioethicists—and the FBI—are rethinking biosecurity for the synthetic biology revolution.

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Segment

7:44

So Far, No Silver Bullet To Stop Lethal Bat Fungus

Scientists say antifungal bacteria could help fight the fungus causing white-nose syndrome.

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Segment

17:20

India and NASA Home In on Mars

The Mangalyaan orbiter would make India the fourth space program to reach the Red Planet.

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