Liquid foams fascinate toddlers singing in a bubble bath. Physicists, too, have an interest in their acoustical properties. Borrowing from both porous material and foam science, Juliette Pierre from the Paris Diderot University, ...
Condensed Matter
Oct 17, 2013
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A surprise flurry of meteors or "shooting stars" caught the eye of several casual observers in Western Europe on the night of 9–10 September. The meteors were apparently quite fast, with some bright enough to qualify as ...
Space Exploration
Sep 19, 2013
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Safety in underground mining sites could be improved with research that reveals the speed at which collapsing tunnels eject rock debris from their side walls and tests the effectiveness of current containment measures.
Earth Sciences
Sep 11, 2013
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Played out on a computer over hundreds of generations, a survival-of-the-fittest programming method adapted by National Institute of Standards and Technology (NIST) researchers has spawned, of all things, the design for a ...
Engineering
Sep 4, 2013
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Dust, which affects weather and climate and can be hazardous to health, can be generated when sand or silt grains are either dislodged from the surface by other windblown grains (saltation) or lifted by wind directly (direct ...
Earth Sciences
Sep 3, 2013
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A new paper by SFI External Professor Van Savage and collaborators at UCLA provides new details about how rising temperatures will alter the ways species interact – changes that biologists fear could destabilize entire ...
Ecology
Jun 12, 2013
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In the depths of the main asteroid belt between Mars and Jupiter, far from Earth, far even from any human-made object, Dawn remains in silent pursuit of dwarf planet Ceres.
Space Exploration
Apr 3, 2013
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According to Analytical Graphics, Inc. (AGI), the Center for Space Standards and Innovation (CSSI) has determined that on January 22, 2013 debris from the Chinese FENGYUN 1C collided with Russia's BLITS satellite. The FENGYUAN ...
Space Exploration
Mar 11, 2013
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In 1901 the star GK Persei gave off a powerful explosion that has not stopped growing and astonishing ever since. Now a team of Spanish and Estonian astronomers has reconstructed the journey of the emitted gas in 3D which, ...
Astronomy
Jan 24, 2013
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Neutrons offer a combination of properties that make them exquisitely sensitive and versatile sensors. They are charge neutral, which means they do not interact with electric fields, and they possess a magnetic momentum, ...
General Physics
Jan 18, 2013
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