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Peter Moeller has discovered a bacteria-fighting sea sponge
Listen to Peter Moeller talk about a sea sponge he discovered that could help fight antibiotic-resistant bacteria.
November 2, 2009
Elke Anklam on nanofoods’ benefits and possible risks
Elke Anklam talks about the possible pros and cons of using nanotechnology in food products. The FDA is assessing their safety.
November 2, 2009
Karen Goldberg trying to make natural gas more accessible
Karen Goldberg says her guiding principles are to create less waste, fewer toxins, and more energy efficiency in chemicals and fuels.
November 2, 2009
Steve Monismith tracks water in the San Francisco Estuary
Steve Monismith said that diverting so much water for human use alters the physics of the San Francisco Estuary and the life cycles of local fish.
November 2, 2009
Reza Fazel says medical imaging carries risks
Reza Fazel found that CT scans and nuclear medicine scans tests that use radioactive tracers inside the body contribute the most to higher doses of radiation.
November 2, 2009
David Freyberg on costs and benefits of dams
David Freyberg said that right now, dam removal is as much a values question as a science question, and also all their environmental costs.
November 2, 2009
Changing poles, a new kind of field work
Traveling to the poles is nothing new to me. But I notice the changing poles and on this trip my job will be to help measure and understand this change.
October 29, 2009
Mexican jumping beans jump, why?
So what makes Mexican jumping beans jump? As the tiny larvae inside curl up and uncurl, they hit the capsule's wall with their heads - and the bean jumps.
October 29, 2009
What are circadian rhythms?
All animals have cycles of daily activity, called circadian rhythms. It's run by an internal biological clock that senses when the day begins and ends.
October 29, 2009
Is Earth getting farther from the sun?
The universe might be expanding, our galaxy is getting farther from other galaxies. But our sun, our Earth and its family of nine planets is not expanding.
October 29, 2009
