Greg Carbin

Apr. 09, 2010

Tornadoes

The average warning time for a tornado is about 15 minutes. But is that enough time to get your family out of harm's way? In this segment, a look at twisters -- and how the scientists chasing them could help us get better warnings.

storm, weather, tornado, tornadoes, stormchasers, extreme weather

Apr. 09, 2010

Weathercasters and Climate Change

A recent survey of television weather forecasters found that many didn't accept the idea of global warming. Why not?

climate change, weather, tv, communication

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Michael Pollan Talks Plants and Food

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Cephalopod Spectacular

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Mystery Box

Teaching Ancient Nautilus New Tricks

\tWith its heavy outer shell, weak vision, and primitive brain, the nautilus lacks much of the excitement of the more flashy and cunning cephalopods. Yet a series of experiments by evolutionary biologists Dr. Jennifer Basil and Robyn Crook involving fish juice, blue lights, and mazes dispels the notion that this ancient species is incapable of basic learning and throws into question the origins of cephalopods' intellectual prowess.

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