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Feb 01, 2016
Skeptic Check: Glutenous Maximus
Diet trends.
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Eat dark chocolate.  Don’t drink coffee.  Go gluten-free.  If you ask people for diet advice, you’ll get a dozen different stories.  Ideas about what’s good for us sprout up faster than alfalfa plants (which are still healthy … we think).  How can you tell if the latest is fact or fad?

Replace What Ails You Jan 25, 2016
Replace What Ails You
Breakthroughs in regeneration.
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ENCORE Germs can make us sick, but we didn’t know about these puny pathogens prior to the end of the 19th century. Just the suggestion that a tiny bug could spread disease made eyes roll. Then came germ theory, sterilization, and antibiotics. It was a revolution in medicine. Now we’re on the cusp of another one.

Jan 18, 2016
Winging It
Bats, birds, and flying cars.
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Ask anyone what extraordinary powers they’d love to have, and you’re sure to hear “be able to fly.”  We’ve kind of scratched that itch with airplanes.  But have we gone as far as we can go, or are better flying machines in our future?  And whatever happened to our collective dream of flying cars?   We look at the evolution - and the future - of

Apt to Adapt Jan 11, 2016
Apt to Adapt
How nimble are we?
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ENCORE  If you move with the times, you might stick around long enough to pass on your genes. And that is adaptation and evolution, in a nutshell.

A Stellar Job Jan 04, 2016
A Stellar Job
The science of star power.
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ENCORE  The stars are out tonight. And they do more than just twinkle. These boiling balls of hot plasma can tell us something about other celestial phenomena. They betray the hiding places of black holes, for one. But they can also fool us.