18/02/2015

When estimating fish populations, seeing is believing

Somewhere off the Atlantic coast of Florida, a fishing boat bobs in the swell, and Nate Bacheler helps swing a fish trap over the side. It's a big metal cage shaped like a giant arrowhead, and it looks like the standard design. ...

New insight into a fragile protein linked to cancer and autism

In recent years, scientists have found a surprising a connection between some people with autism and certain cancer patients: They have mutations in the same gene, one that codes for a protein critical for normal cellular ...

Study finds switchgrass removes PCBs from soils

University of Iowa researchers have found a type of grass that was once a staple of the American prairie can remove soil laden with PCBs, toxic chemicals once used for cooling and other industrial purposes.

Hair dye 'CSI' could help police solve crimes

Criminals with a penchant for dyeing their hair could soon pay for their vanity. Scientists have found a way to analyze hair samples at crime scenes to rapidly determine whether it was colored and what brand of dye was used. ...

Turning smartphones into personal, real-time pollution monitors

As urban residents know, air quality is a big deal. When local pollution levels go up, the associated health risks also increase, especially for children and seniors. But air pollution varies widely over the course of a day ...

For the first time, spacecraft catch a solar shockwave in the act

On Oct. 8, 2013, an explosion on the sun's surface sent a supersonic blast wave of solar wind out into space. This shockwave tore past Mercury and Venus, blitzing by the moon before streaming toward Earth. The shockwave struck ...

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