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Can Murder Be Tracked Like An Infectious Disease?

A study in Newark, N.J., found that homicides committed over a quarter century spread out very much like an infectious disease epidemic. Using this information, cities might be able to predict when and where murders will occur.
NPR

In Arid West, Cheatgrass Turns Fires Into Infernos

Cheatgrass is about as Western as cowboy boots and sagebrush. And until recently, scientists didn't realize that the yellowish plant is making Western wildfires much worse.
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Ernest Freeberg: "The Age of Edison: Electric Light and the Invention of Modern America"

A historian places Thomas Edison's incandescent light bulb in the context of a period of intense technological creativity in the U.S. More than any other invention, he argues, electric light ushered in modernity.

NPR

NASA's Voyager 1 Reaches The 'Magnetic Highway'

NASA's Voyager 1 has reached the final frontier of our solar system. Audie Cornish talks with Ed Stone, chief scientist of the Voyager mission, about the spacecraft's discovery of a magnetic highway at the very outer edge of the solar system.
NPR

The Challenges Of Treating Personality Disorders

Personality disorders represent some of the most challenging and mysterious problems in the field of mental health. People suffering from antisocial personality disorder or obsessive compulsive personality disorder are often misdiagnosed. The effects on the sufferers and their families can be wrenching.
NPR

NASA Scientists 'Very Careful' With New Mars Data

NASA believes its Curiosity rover might have found carbon and chlorine molecules on the red planet. But before anyone says "life on Mars," NASA needs more testing to confirm the rover's results.
NPR

Caught: Lobster Cannibals Captured On Film Along Maine Coast

Gotcha! An underwater camera caught large Maine lobsters gobbling up their younger brethren along the coastline. Biologists think this turn to cannibalism may be due to a recent spike in the Maine's lobster population, combined with a decrease in the numbers of their natural predators.

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