Every 11 years, the sun undergoes a furious upheaval. Dark sunspots burst forth from beneath the sun's surface. Explosions as powerful as a billion atomic bombs spark intense flares of high-energy radiation. ...
Oct 28, 2009
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The largest solar particle event since 2005 hit the Earth, Mars and the Mars Science Laboratory spacecraft travelling in-between, allowing the onboard Radiation Assessment Detector to measure the radiation a human astronaut ...
Jan 28, 2012
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As Saturn steadily moves along its 29.7-year-long orbit toward summertime in its northern hemisphere NASA's Cassini spacecraft is along for the ride, giving astronomers a front-row seat to seasonal changes ...
Mar 13, 2013
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(Phys.org)—On Nov. 13, 2012, the sun emitted a mid-level solar flare, peaking at 9:04 p.m. EST.
Nov 13, 2012
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The sun emitted a significant solar flare, peaking at 2:14 p.m. EDT on Oct. 20, 2012. This flare is classified as an M9 flare. M-class flares are the weakest flares that can still cause some space weather ...
Oct 22, 2012
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Engineering our way out of global climate warming may not be as easy as simply reducing the incoming solar energy, according to a team of University of Bristol and Penn State climate scientists. Designing the approach to ...
Jan 18, 2012
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A new analysis of streams in the western United States with long-term monitoring programs has found that despite a general increase in air temperatures over the past several decades, streams are not necessarily warming at ...
May 02, 2012
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(Phys.org) -- The sun emitted a mid-level flare, peaking at 4:55 PM EDT on July 28, 2012.
Jul 31, 2012
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The sun emitted a mid-level solar flare on July 19, 2012, beginning at 1:13 AM EDT and peaking at 1:58 AM. Solar flares are gigantic bursts of radiation that cannot pass through Earth's atmosphere to harm ...
Jul 19, 2012
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(Phys.org) -- NASA's Radiation Belt Storm Probes (RBSP) mission will send two spacecraft into the harsh environment of our planet's radiation belts. Final preparations have begun for launch on Thursday, Aug. ...
Aug 10, 2012
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Scientists at the U.S. Naval Research Laboratory (NRL), Electronics Science and Technology Division, dive into underwater photovoltaic research to develop high bandgap solar cells capable of producing sufficient ...
Jun 07, 2012
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The hypothesis that the Earth was completely covered in ice 635 million years ago has received a serious blow. The atmospheric concentration of CO2 during that period was much lower than previously thought, ...
Oct 12, 2011
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A team of researchers has developed a new microscope that can image the elemental and magnetic properties of a wide range of energy-important materials that are used in devices such as solar cells and solid-state lighting.
Jun 14, 2012
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Metallic robots constructed by ingenious humans can survive on Mars. But what about future human astronauts?
Nov 19, 2012
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Using ten years of data gathered at three unique measurement sites, scientists at Pacific Northwest National Laboratory and Lawrence Livermore National Laboratory found that global climate models are not representing ...
Mar 06, 2012
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