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12:31 pm
Fri July 27, 2012

Ask An Astrophysicist

The universe is being pushed apart at a faster and faster rate. And the culprit? Dark energy. Astrophysicist Adam Riess shared the 2011 Nobel Prize in Physics for that discovery, and now's your chance to ask him about it--or anything else you've been wondering about the cosmos.

NPR Story
12:26 pm
Fri July 27, 2012

Why Science Is A Non-Issue In The Election...Again

Originally published on Fri July 27, 2012 12:43 pm

Transcript

IRA FLATOW, HOST:

This is SCIENCE FRIDAY. I'm Ira Flatow.

A flurry of extreme weather events, including wildfires, heat waves and droughts may have convinced more Americans that the planet is warming. A poll by the Brookings Institute found that 62 percent of Americans now believe in global warming, and nearly half of them have cited warmer temperatures or change in weather patterns as the reason for their belief.

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NPR Story
12:26 pm
Fri July 27, 2012

Building Organs, On One Microchip At A Time

Originally published on Fri July 27, 2012 12:46 pm

Bioengineers are developing microchips, about the size of a thumb, that can behave like human organs. Donald Ingber, director of the Wyss Institute for Biologically Inspired Engineering, discusses how the "organ-on-a-chip" works and why the technology could replace the animal model for drug testing.

NPR Story
12:26 pm
Fri July 27, 2012

"Resilience" Looks At How Things Bounce Back

Originally published on Fri July 27, 2012 12:56 pm

Transcript

IRA FLATOW, HOST:

This is SCIENCE FRIDAY. I'm Ira Flatow.

FLORA LICHTMAN, HOST:

And I'm Flora Lichtman. In 2007, thousands of people in Mexico took to the streets, protesting the price of tortillas. In three months, the price of corn had gone up 400 percent. Why? According to my first guest, it all started with a spike in oil prices triggered by Hurricane Katrina. That led to increased demand for ethanol, and U.S. farmers who grow a lot of the corn that Mexicans eat planted less corn for eating and more corn to make ethanol.

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The Two-Way
12:04 pm
Fri July 27, 2012

Amazon's Bezos Enters Gay Marriage Debate With $2.5M Worth Of Support

Mackenzie Bezos and Jeff Bezos.
Larry Busacca Getty Images

Fast food's Chick-fil-A has been at the center of the culture wars in recent days because of company President Dan Cathy's outspoken opposition to gay marriage.

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