Prime Minister Julia Gillard has called on Twitter to join other social media companies that have agreed to a protocol to help deal with cyber bullying.
Internet
Jan 16, 2013
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(Phys.org)—When humans eventually travel to the Red Planet, the voyage will be long and difficult. The simulated Mars500 mission showed that every detail must be planned, including diet and sleep. The findings will also ...
Space Exploration
Jan 16, 2013
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Because the Amundsen-Scott South Pole Station sits atop a layer of moving ice almost 2 miles thick, the location of the marker for the Earth's geographic South Pole needs to be relocated regularly. Tradition has this done ...
Space Exploration
Jan 16, 2013
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The Curiosity rover is having a "field day" exploring the rocks in shallow depression that scientists call 'Yellowknife Bay', which is chockfull of light toned rocks. One small rock or feature – the size of a pebble or ...
Space Exploration
Jan 16, 2013
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Most people are familiar with the concept of RADAR. Radio frequency (RF) waves travel through the atmosphere, reflect off of a target, and return to the RADAR system to be processed. The amount of time it takes to return ...
Optics & Photonics
Jan 16, 2013
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(Phys.org)—A Kansas State University researcher is developing more efficient ways to save costs, time and energy when creating nanomaterials and lithium-ion batteries.
Nanomaterials
Jan 16, 2013
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Migrating birds fly as long as it takes to get to their destination, no matter what obstacles are in their way. When that obstacle is an aircraft, the results can be deadly.
Earth Sciences
Jan 16, 2013
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(Phys.org)—Multicellularity in cyanobacteria originated before 2.4 billion years ago and is associated with the accumulation of atmospheric oxygen, subsequently enabling the evolution of aerobic life, as we know it today, ...
Earth Sciences
Jan 16, 2013
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(Phys.org)—A comprehensive analysis of international tests by Stanford and the Economic Policy Institute shows that U.S. schools aren't being outpaced by international competition.
Social Sciences
Jan 16, 2013
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Light and x-ray scattering experiments have revealed the structure of nanoparticle dimers linked by flexible DNA chains. These dimers were basic units in a multi-scale,hierarchical assembly, and served as a model system ...
Bio & Medicine
Jan 16, 2013
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