Soil beneath our feet can slow climate change

As plants grow, they take up carbon dioxide, and the plant material that goes into the soil to form organic matter stabilizes that carbon in the soil.

Nanotech may revolutionize agriculture

He said nanotech - the control of matter at the atomic scale - can make our animal food systems safer.

Amazon smoke slows formation of clouds, rainfall

Listen to atmospheric scientist Ilan Koren talk about the effects of man-made forest fires on weather in the Amazon basin and Amazon smoke.

Clearing up climate change misconceptions

Kudos to a journalist who debunked climate change myths and explained climate change facts.

AIDS detection lab in a cell phone

Optics expert Ozcan optics expert modified a standard cellphone with a camera sensor to diagnose malaria and works as an AIDS detection in patients.

Oceans keep Europe warm by Paul Baker

Baker said a slowdown of ocean circulation, caused by global warming, could mean less heat brought by the oceans to Earth's high latitudes. And that means, in a warming world, Europe could get cold.

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Nuclear weapons can be controlled

Seismologist Paul Richards says that scientists can now detect any nuclear test of military significance, no matter how secret. He feels nuclear weapons can be controlled.

Ancient fanged boar-croc discovered

Two horns coming out the back of the skull, a stub nose in the front, and three sets of fangs. This ancient fanged boar-croc is a relative of the modern crocodile and lived in the African Sahara 90 million years ago.

The promise of new stem cell lines

Listen to MIT professor Richard Hynes talk about President Barack Obama's 2009 move to lift Bush's limits on stem cell research.