Science

Medical Treatments
12:33 pm
Fri June 7, 2013

Promising Results In Early Trial of Novel MS Treatment

Transcript

IRA FLATOW, HOST:

This is SCIENCE FRIDAY. I'm Ira Flatow. In the disease multiple sclerosis, the body's own immune cells stage a mutiny. Those cells, white cells, normally go after foreigners in the body like bacteria or other invaders that make us sick. But in MS, the immune cells go after the body itself, attacking the myelin covering that wraps around nerve cells. As that myelin gets degraded, nerve signals don't get transferred properly, and that's what leads to the symptoms of MS.

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Space
12:33 pm
Fri June 7, 2013

Comet Shines Light on Sun Dynamics

Transcript

IRA FLATOW, HOST:

Flora Lichtman is here with our Video Pick of the Week. Hi, Flora. What have you got for us today?

FLORA LICHTMAN, BYLINE: Ira, today we have the story of a comet that has a tale to tell.

FLATOW: Comets...

(LAUGHTER)

LICHTMAN: Get it?

FLATOW: I get it. Straight pun.

LICHTMAN: It's even better, Ira, because actually the part of - what the comet is telling us comes from its tail. OK, so let me...

FLATOW: Go for it.

(LAUGHTER)

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The Two-Way
12:03 pm
Fri June 7, 2013

California Nuclear Plant Slated For Permanent Shut Down

The San Onofre Nuclear Generating Station at San Onofre State Beach in a 2012 photo.
David McNew Getty Images

Originally published on Fri June 7, 2013 12:54 pm

California's San Onofre nuclear power plant will be shut down for good amid concerns as to whether it could be safely restarted after being offline since early last year because of a radiation leak.

The plant's operator, Southern California Edison, said in a statement Friday that San Onofre's twin reactors "had served the region for over 40 years" but that the 16 months of uncertainty about whether they would or wouldn't go back online "was not good for our customers, our investors or the need to plan for our region's long-term electricity needs."

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NPR Story
10:44 am
Fri June 7, 2013

Tracing The Origins Of French Winemaking

Originally published on Fri June 7, 2013 12:33 pm

Many people associate France today with the production of great wines. But winemaking isn't native to the French. Patrick McGovern, an archaeologist of fermented beverages, has dated the beginning of viniculture in France to around 500 B.C. and contact with the Etruscans.

NPR Story
10:44 am
Fri June 7, 2013

How To Survive A Mass Extinction

Originally published on Fri June 7, 2013 12:33 pm

Transcript

IRA FLATOW, HOST:

This is SCIENCE FRIDAY. I'm Ira Flatow. Up next, surviving the big one, and I mean a really big one. As any fan of dinosaurs knows, extinction happens. The Earth isn't immune to assaults. You've got your asteroids, your volcanic eruptions, events that cause so much disruption to the environment that eventually life or most of life is wiped out.

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