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Monday, August 3, 2009
by Conrad Storad

tornadoStorms, storms, everywhere! What kinds of different storms are there, and what causes them?

Friday, August 15, 2008
by Conrad Storad

DNADNA is very important stuff. But what is it, exactly?

Friday, August 15, 2008
by Diane Boudreau

Algae is the gunk that collects in your fish tank and makes you slip on rocks while crossing a stream. You probably think of algae as a nuisance, if you even bother to think of it at all. Milt Sommerfeld and Qiang Hu think of algae as one of the most useful things in existence. And they think about it every day.

Friday, August 15, 2008
by Diane Boudreau

There's a lot of talk these days about biofuel. But what exactly is it?

Friday, August 15, 2008
by Diane Boudreau

Scientists all over the world are working on ways to capture sunlight for human energy use. Some of them are trying to develop better solar cells. Some of them want to imitate photosynthesis, the process plants use to take energy from the sun. Wim Vermaas doesn’t believe in reinventing the wheel. A group of bacteria found the perfect way to take energy from the sun more than 2 billion years ago. He’s happy to let them continue doing the work.