Surrounded by engineers, NASA chief Charles Bolden inspected a prototype spacecraft engine that could power an audacious mission to lasso an asteroid and tow it closer to Earth for astronauts to explore.
1 hour ago
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Things not always run smoothly. It may happen, actually, that when an object slides on another, the advancement may occur through a 'stop and go' series in the characteristic manner which scientists call ...
8 hours ago
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(Phys.org) —In the opening scene of the iconic movie of the 1960s, The Graduate, Benjamin Braddock, at a party to celebrate his college degree, is given one word of advice for his future: "Plastics." Were y ...
May 22, 2013
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Positively charged gold nanoparticles are usually toxic to cells, but cancer cells somehow manage to avoid nanoparticle toxicity. Mayo Clinic researchers found out why, and determined how to make the nanoparticles effective ...
May 21, 2013
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The discovery of potential environmental and human health effects from disposal of millions of rechargeable lithium-ion batteries each year has led scientists to recommend stronger government policies to ...
May 22, 2013
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The miniaturization of electronics continues to create unprecedented capabilities in computer and communications applications, enabling handheld wireless devices with tremendous computing performance operating ...
May 20, 2013
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Frustration led to revelation when Rice University scientists determined how graphene might be made useful for high-capacity batteries.
May 16, 2013
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In the race to protect society from infectious microbes, the bugs are outrunning us. The need for new therapeutic agents is acute, given the emergence of novel pathogens as well as old foes bearing heightened antibiotic resistance.
May 17, 2013
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One of the most promising new kinds of battery to power electric cars is called a lithium-air battery, which could store up to four times as much energy per pound as today's best lithium-ion batteries. But ...
May 13, 2013
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Ninety-seven teams from 28 Colorado schools participated in last week's car competitions hosted by the U.S. Department of Energy's National Renewable Energy Laboratory (NREL).
May 21, 2013
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(Phys.org) —Researchers at India's Institute of Technology Madras have developed a new kind of portable water purification system based on nanoparticle filtration. In their paper published in the Proceedings of ...
May 07, 2013
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(Phys.org) —There has been a lot of talk recently about the possibility of building what has come to be known as a time crystal. In February 2012, Frank Wilczek originally proposed the idea that under certain conditions, physical structure ...
May 03, 2013
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(Phys.org) —Frustration crops up throughout nature when conflicting constraints on a physical system compete with one another. The way nature resolves these conflicts often leads to exotic phases of matter ...
May 03, 2013
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(Phys.org) —A Rice University laboratory's cagey strategy turns negatively charged carbon nanotubes into liquid crystals that could enhance the creation of fibers and films.
May 03, 2013
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(Phys.org) —Quantum dots are tiny nanocrystals with extraordinary optical and electrical properties with possible uses in dye production, bioimaging, and solar energy production. Researchers at the University ...
May 10, 2013
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