Science & Environment

The Two-Way
5:11 pm
Fri November 22, 2013

Rate Of Coastal Wetlands Loss Has Sped Up, U.S. Study Says

Saltwater wetlands that include marshes and shoals on Virginia's Atlantic coast. U.S. coastal wetlands losses were 25 percent greater from 2004-2009, according to a recent federal study.
U.S. Fish and Wildlife Service

Originally published on Fri November 22, 2013 7:47 pm

The U.S. lost an average of 80,000 acres of coastal wetlands from 2004 to 2009, according to the latest data published by federal agencies. More than 70 percent of the estimated loss came in the Gulf of Mexico; nationwide, most of the loss was blamed on development that incurred on freshwater wetlands.

"The losses of these vital wetlands were 25 percent greater than during the previous six years," NPR's Elizabeth Shogren reports for our Newscast unit. She also notes that the loss equals "about seven football fields every hour."

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Science
3:24 pm
Fri November 22, 2013

The Science Behind Hard Hits And Touchdowns

Originally published on Mon November 25, 2013 4:18 pm

Transcript

CELESTE HEADLEE, HOST:

This is TELL ME MORE from NPR News. I'm Celeste Headlee. Michel Martin is away. Coming up, Grammy award-winning musician Esperanza Spalding gets political with her new song. We'll talk to her about her battle to close Guantanamo in just a few minutes.

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The Salt
2:48 pm
Fri November 22, 2013

Why Slather This Spinach Field In Poop? It's All For Science

University of California, Davis food safety field scientists Michele Jay-Russell, Paula Kahn-Rivadeneira, Anna Zwieniecka, Navreen Pandher and Peiman Aminabadi celebrate the first day of their experiment testing E. coli survival in soil.
Courtesy of Fhon Saharuetai

Originally published on Sat November 23, 2013 5:06 pm

Why are these scientists in hazmat suits smiling? They're standing in a field that they are about to spread with raw manure — four different kinds of raw manure, to be exact.

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Space
1:06 pm
Fri November 22, 2013

Budget Cuts Leave Curiosity and Cassini in Limbo

Transcript

IRA FLATOW, HOST:

This is SCIENCE FRIDAY. I'm Ira Flatow.

UNIDENTIFIED MAN: Touchdown confirmed. We're safe on Mars.

(SOUNDBITE OF CHEERING)

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Digital Life
1:06 pm
Fri November 22, 2013

Stores Are Snooping Into Your Smartphone

Retailers have used various techniques to analyze in-store buying behavior, such as surveys, video surveillance, and buyer reward programs. Some stores have been tapping into the technology in smartphones to track shoppers' actions. New York Times reporter Quentin Hardy discusses how they're doing this and what information they can gather.

Food
1:06 pm
Fri November 22, 2013

A Handful of Nuts, a Lifetime of Benefits?

Transcript

IRA FLATOW, HOST:

This is SCIENCE FRIDAY. I'm Ira Flatow. A growing body of evidence has been hinting that nuts - nuts - are good for us. The popular Mediterranean diet emphasizes nuts but, you know, most Americans only eat nuts on occasion. And I'm talking about, oh, that's less than once a week, except for me. I eat them every day, but that's another story.

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Space
1:06 pm
Fri November 22, 2013

ISON: The Comet of the Century... or Is It?

When astronomers spotted Comet ISON in 2012, some christened it the "Comet of the Century." It initially failed to live up to the hype. But this month, ISON blazed brighter and sprouted several tails. Astronomers like Andrew Fraknoi are following the comet as it scrapes past the sun, where it could be destroyed--or emerge, even more spectacular than before.

Science
1:06 pm
Fri November 22, 2013

When Water Flows Uphill

In the Leidenfrost Effect, a water droplet will float on a layer of its own vapor if heated to a certain temperature. This common cooking phenomenon takes center stage in a series of playful experiments by physicists at England's University of Bath, who discovered new and fun means to manipulate the movement of water.

History
1:05 pm
Fri November 22, 2013

Using Modern Ballistics to Crack 'Cold Case JFK'

Transcript

IRA FLATOW, HOST:

This is SCIENCE FRIDAY. I'm Ira Flatow. Those of us of a certain age can remember exactly what we were doing on a Friday this hour 50 years ago when we heard the news. President Kennedy's assassination horrified and transfixed the nation. It was murder in plain sight, seemingly the easiest kind of crime to solve. But 50 years later the basic facts of the case are still debated.

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Shots - Health News
11:08 am
Fri November 22, 2013

Insomnia Could Raise Risk Of Heart Disease And Death In Men

There's more than one reason to aim for a good night's sleep.
Charles Taylor iStockphoto.com

Originally published on Fri November 22, 2013 2:49 pm

There are lots of reasons to aim for a good night's sleep. Sleep helps us retain our memories. It helps our brains get rid of harmful toxins. But sleep might also play a role in heart disease.

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