More than 1000 dams have been removed across the United States because of safety concerns, sediment buildup, inefficiency or having otherwise outlived usefulness. A paper published today in Science finds that rivers are resilient ...
Environment
Apr 30, 2015
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To meet current U.S. coal demand through surface mining, an area of the Central Appalachians the size of Washington, D.C., would need to be mined every 81 days.
Environment
Sep 11, 2013
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For nine decades, the 10-story-high concrete dam with its rusted pipes, railings and valves has stood in the wooded canyons between the Big Sur hills and the picturesque town of Carmel, blocking the natural flows of the Carmel ...
Environment
Jun 21, 2013
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The world's nuclear experts have reached out to U.S. Department of Energy engineers for help evaluating a new nuclear reactor design that could increase safety margins while reducing waste.
Energy & Green Tech
Jun 11, 2013
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(Phys.org) —To make better mind maps, a group of French scientists – building on prototypes developed at the Cornell NanoScale Science and Technology Facility (CNF) – have produced the world's first microscopic, organic ...
Engineering
Apr 12, 2013
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Although the 2012 drought in the Midwest may have dimmed the memories for some of the 2011 Ohio and Mississippi River flood, engineers, landowners, conservationists, crop scientists and soil scientists haven't forgotten. ...
Environment
Mar 20, 2013
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(Phys.org)—Kaspersky Lab has a new warning for smartphone and tablet users. Yes, it's all about Android. No, it's not like anything you've been warned about before. Lab Expert Victor Chebyshev has discovered a new attack ...
(Phys.org)—Since the advent of cancer nanotechnology, researchers have sought to use magnetic fields to increase the concentration of drug-loaded iron oxide nanoparticles that reach a tumor. However, magnetic fields drop ...
Bio & Medicine
Oct 19, 2012
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Using silk strands pulled from cocoons and gold wires thinner than a spider's web, researchers at Princeton University have created a removable tattoo that adheres to dental enamel and could eventually monitor a patient's ...
Engineering
May 30, 2012
0
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(PhysOrg.com) -- A Swedish company focused on mobile-device imaging technology, Scalado, plans to show object-removal software for the smartphone at this month’s Mobile World Congress in Barcelona. The software lets ...
