Science

The Salt
3:40 pm
Thu February 27, 2014

Chickens That Lay Organic Eggs Eat Imported Food, And It's Pricey

Empty shelves where eggs should be at a Whole Foods Market in Washington, D.C. The store blames increased demand for organic eggs.
Dan Charles NPR

Originally published on Tue March 4, 2014 10:26 am

The other morning, I found myself staring at something strange and unfamiliar: empty grocery shelves with the word "eggs" above them. The store, a Whole Foods Market in Washington, D.C., blamed, in another sign, the dearth on "increased demand for organic eggs."

This scene is unfolding in grocery stores across the country. But Whole Foods' sign wasn't telling the whole truth. Demand for organic eggs is indeed increasing, but production is also down.

The reason behind that shortfall highlights an increasingly acute problem in the organic industry.

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The Salt
2:12 pm
Thu February 27, 2014

U.S. Lets 141 Trillion Calories Of Food Go To Waste Each Year

Nectarines are sorted at Eastern ProPak Farmers Cooperative in Glassboro, N.J.
Mel Evans AP

Originally published on Thu February 27, 2014 7:32 pm

The sheer volume of food wasted in the U.S. each year should cause us some shame, given how many people are hungry both in our own backyard and abroad.

Now the U.S. Department of Agriculture has provided us with a way to understand our flagrant annual waste in terms of calories, too. It's pretty mind-boggling — 141 trillion calories down the drain, so to speak, or 1,249 calories per capita per day.

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Space
1:36 pm
Thu February 27, 2014

Neil DeGrasse Tyson Explains Why The Cosmos Shouldn't Make You Feel Small

Astrophysicist Neil deGrasse Tyson hosts a new TV series called Cosmos: A Space-Time Odyssey. It's an update of the influential 1980 PBS series Cosmos: A Personal Journey, hosted by Carl Sagan.
Patrick Eccelsine Fox

Originally published on Fri February 28, 2014 8:45 am

When it comes to "callings" we usually think of people who feel drawn to religious career paths. But if you ask Neil deGrasse Tyson how he became an astrophysicist he says: "I think the universe called me. I feel like I had no say in the matter."

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Food
4:04 am
Thu February 27, 2014

From Aztecs To Oscars: Popcorn's Beautiful, Explosive Journey

Adam Cole NPR

Originally published on Fri February 28, 2014 2:06 pm

Popcorn is a truly ancient snack. Archaeologists have uncovered popcorn kernels that are 4,000 years old. They were so well-preserved, they could still pop.

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Shots - Health News
6:56 pm
Wed February 26, 2014

More Hints That Dad's Age At Conception Helps Shape A Child's Brain

Boy meets girl, sperm meets egg — how much does the age of each matter?
James Steidl/Kyle Gruba iStockphoto

Originally published on Fri February 28, 2014 4:05 pm

Traditionally, research has focused on women's "biological clock." But in recent years, scientists have been looking more and more at how the father's age at conception might affect the baby, too.

A study published Wednesday hints that age really might matter — in terms of the child's mental health.

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