Science

The Salt
5:40 pm
Wed May 1, 2013

Bones Tell Tale Of Desperation Among The Starving At Jamestown

The four cuts at the top of this skull "are clear chops to the forehead," says Smithsonian forensic anthropologist Douglas Owsley. Based on forensic evidence, researchers think the blows were made after the person died.
Donald E. Hurlbert Smithsonian

Originally published on Wed May 1, 2013 6:48 pm

"First they ate their horses, and then fed upon their dogs and cats, as well as rats, mice and snakes."

So says James Horn of the historical group Colonial Williamsburg, paraphrasing an account by colony leader George Percy of what conditions were like for the hundreds of men and women stranded in Jamestown, Va., with little food in the dead of winter in 1609.

They even ate their shoes. And, apparently, at least one person.

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The Salt
5:29 pm
Wed May 1, 2013

Who Paid For Last Summer's Drought? You Did

Corn plants dry in a drought-stricken farm field near Fritchton, Ind., last summer.
Scott Olson Getty Images

Originally published on Wed May 1, 2013 6:10 pm

Say the words "crop insurance" and most people start to yawn. For years, few nonfarmers knew much about these government-subsidized insurance policies, and even fewer found any fault with them. After all, who could criticize a safety net for farmers that saves them from getting wiped out by floods or drought?

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Shots - Health News
3:37 pm
Wed May 1, 2013

A Sleep Gene Has A Surprising Role In Migraines

Bates experienced migraines as a child. She made this painting to depict how they felt to her.
Courtesy of Emily Bates

Originally published on Thu May 2, 2013 9:33 am

Mutations on a single gene appear to increase the risk for both an unusual sleep disorder and migraines, a team reports in Science Translational Medicine.

The finding could help explain the links between sleep problems and migraines. It also should make it easier to find new drugs to treat migraines, researchers say.

And for one member of the research team, Emily Bates, the discovery represents a personal victory.

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The Two-Way
1:58 pm
Wed May 1, 2013

NASA Details Space Telescope's Cosmic Near Miss

This diagram shows Fermi and Cosmos 1805 on a collision course.
NASA

A new video reveals just how close NASA came last year to losing its $500 million Fermi Gamma-ray Space Telescope in a narrowly averted collision with a defunct, Cold War-era Soviet spy satellite.

On March 29, 2012, Julie McEnery, the project scientist for Fermi, received an automatically generated email warning that the two satellites were due in just a few days to pass within 700 feet of one another as their respective orbits crossed.

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Monkey See
12:45 pm
Wed May 1, 2013

Discovery's 'Big Brain Theory': Not That Kind Of Nerd TV

Alison Wong, a contestant on Discovery's new The Big Brain Theory, does the math.
Jason Elias Discovery

Perhaps the most revolutionary thing about Discovery's nifty new science series The Big Brain Theory, hosted by Kal Penn, is how ordinary it is.

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