Science

Krulwich Wonders...
9:56 am
Thu June 27, 2013

7 Billion People And Trillions Of Creatures To Be Photographed Together On July 19

NASA

Originally published on Tue July 16, 2013 10:40 am

It's going to be a very small picture, but we're all going to be in it. All trillions of us on Earth.

It's not our first group portrait, but Carolyn Porco, the woman in charge, says it's going to be gasp-worthy. She should know. She helped shoot some of the early ones.

What am I talking about?

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Environment
1:53 am
Thu June 27, 2013

This Climate Fix Might Be Decades Ahead Of Its Time

Global Thermostat's pilot plant in Menlo Park, Calif., pulls carbon dioxide from the surrounding air. The next challenge is to find uses for the captured gas.
Courtesy of Global Thermostat

Originally published on Thu June 27, 2013 2:35 pm

Every year, people add 30 billion tons of carbon dioxide to the air, mostly by burning fossil fuels. That's contributing to climate change. A few scientists have been dreaming about ways to pull some of that CO2 out of the air, but face stiff skepticism and major hurdles. This is the story of one scientist who's pressing ahead.

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Humans
4:12 pm
Wed June 26, 2013

Pitch-Perfect: Why Our Shoulders Are Key To Throwing

Harry Kaplan practices pitching during Home Run Baseball Camp at Friendship Recreation Center in June. Kaplan's arm is stretched long and toward the ground as his hips are faced away from the catcher. A chimp, in contrast, could never throw a fastball.
Heather Rousseau NPR

Originally published on Thu June 27, 2013 4:01 pm

The ability to throw a baseball or any object with speed and precision is unique to us humans. And that ability depends on certain features of our anatomy that arose in our ancestors over 2 million years ago, according to a study published in this week's issue of the journal Nature.

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Health
3:50 pm
Wed June 26, 2013

'The Lyme Wars' That Tiny Ticks Have Wrought

In the current New Yorker, Michael Specter explores the conflict among some people who suffer from Lyme disease, and the doctors who study it.
aanton iStockphoto.com

Until 1977, Lyme disease was almost unknown. But in the decades since a Yale rheumatologist first described an unusual cluster of arthritis cases in Lyme, Conn., the disease has become the most commonly reported tick-borne illness in the country. Acute symptoms of Lyme disease commonly include a bull's-eye rash followed by flu-like symptoms.

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The Salt
3:16 pm
Wed June 26, 2013

Can You Be Addicted To Carbs? Scientists Are Checking That Out

Eating refined carbohydrates like bagels may stimulate brain regions involved in reward and cravings, research suggests.
iStockphoto.com

Originally published on Sat June 29, 2013 8:33 pm

Fresh research adds weight to the notion that certain foods (think empty carbs like bagels and sweet treats) can lead to more intense hunger and overeating.

Fast-digesting carbohydrates can stimulate regions of the brain involved in cravings and addiction, according to a study published in the American Journal of Clinical Nutrition.

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