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The Salt
9:33 am
Fri February 1, 2013

Pig Out In The Winter Or When Money's Tight? Blame Evolution

When times are tough, that prehistoric urge to splurge on high-calorie treats like M&Ms still kicks in.
Daniel M.N. Turner NPR

Originally published on Fri February 1, 2013 2:39 pm

Has the recession made you fat?

To the long and growing list of risk factors known to increase the risk of obesity, scientists recently added a new one: scarcity.

People given subtle cues that they may have to confront harsh conditions in the near future choose to eat higher-calorie food than they might do otherwise, a response that researchers believe is shaped by the long hand of evolution.

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Shots - Health News
9:02 am
Fri February 1, 2013

Are NFL Football Hits Getting Harder And More Dangerous?

Adam Cole NPR, Getty Images, AP Images

Originally published on Mon February 4, 2013 4:56 am

Super Bowl XLVII will kick off Sunday with its typical bombastic fanfare: Beyonce will wow us with her live halftime show, and "space baby" commercials will overload us with cuteness.

But this year, there's a gray cloud hanging over the Super Bowl: the mounting anger about devastating injuries to players' brains and bodies.

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The Two-Way
9:01 am
Fri February 1, 2013

Energy Secretary Steven Chu Will Resign

Energy Secretary Steven Chu.
Department Of Energy

Energy Secretary Steven Chu will resign once his replacement has been confirmed.

Politico, which broke the news this morning, reports that Chu made the announcement in a memo to colleagues.

Politico adds:

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NPR Story
8:57 am
Fri February 1, 2013

How Owls Turn Heads

Originally published on Fri February 1, 2013 10:03 am

Transcript

IRA FLATOW, HOST:

Up next, Flora Lichtman is here with Video Pick of the Week, fresh from being the recent winner of the Cyberscreen Film Festival. Well, congratulations, Flora.

FLORA LICHTMAN, BYLINE: Oh, thank you, Ira.

FLATOW: It was for optical illusion piece.

LICHTMAN: Yes. Step into an optical illusion was the winner. Thank you. But, really, I mean, I'm still stuck on dung beetles.

(LAUGHTER)

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NPR Story
8:57 am
Fri February 1, 2013

Dung Beetles Use Cosmic GPS to Find Their Way

Originally published on Fri February 1, 2013 10:03 am

Transcript

IRA FLATOW, HOST:

Now for a surprising find from the insect world. The dung beetle, that insect known for sculpting little balls of animal feces that they roll around and later feast on. Well, it turns out that these beetles have a built-in cosmic GPS that helps them navigate around. Dung beetles use light - listen to this - use light from the Milky Way to orient themselves at night. It's all in a paper published earlier this month in the journal Current Biology.

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