News tagged with solar surface
Study finds 'cool' gas may form and strengthen sunspots
Hydrogen molecules may act as a kind of energy sink that strengthens the magnetic grip that causes sunspots, according to scientists from Hawaii and New Mexico using a new infrared instrument on an old telescope.
Jan 31, 2012 |
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Decline in solar output unlikely to offset global warming: study
(PhysOrg.com) -- New research has found that solar output is likely to reduce over the next 90 years but that will not substantially delay expected increases in global temperatures caused by greenhouse gases.
Space & Earth / Earth Sciences
Jan 24, 2012 |
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SDO helps measure magnetic fields on the sun's surface
(PhysOrg.com) -- Science nuggets are a collection of early science results, new research techniques, and instrument updates that further our attempt to understand the sun and the dynamic space weather system ...
Space & Earth / Space Exploration
Jan 20, 2012 |
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Scientists make first-ever observations of comet's demise deep inside solar atmosphere
On July 6, 2011, a comet was caught doing something never seen before: die a scorching death as it flew too close to the sun. That the comet met its fate this way was no surprise but the chance to watch ...
Space & Earth / Space Exploration
Jan 19, 2012 |
4.6 / 5 (8) |
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2011 a record-breaking year for extreme weather: US
Last year broke records for extreme weather in the United States, with 14 events each causing at least a billion dollars in damage, US authorities said on Thursday.
Jan 19, 2012 |
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Climate balancing: Sea-level rise vs. surface temperature change rates
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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Researchers build computer model that explains lakes and storms on Saturn's moon Titan
Saturn's largest moon, Titan, is an intriguing, alien world that's covered in a thick atmosphere with abundant methane. With an average surface temperature of a brisk -297 degrees Fahrenheit (about 90 kelvins) ...
Space & Earth / Space Exploration
Jan 04, 2012 |
4 / 5 (7) |
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Twin Grail spacecraft reunite in lunar orbit
(PhysOrg.com) -- The second of NASA's two Gravity Recovery And Interior Laboratory (GRAIL) spacecraft has successfully completed its planned main engine burn and is now in lunar orbit. Working together, GRAIL-A ...
Space & Earth / Space Exploration
Jan 02, 2012 |
3.9 / 5 (7) |
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New technique makes it easier to etch semiconductors
Creating semiconductor structures for high-end optoelectronic devices just got easier, thanks to University of Illinois researchers.
Dec 22, 2011 |
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Dawn sends first low altitude images of Vesta
(PhysOrg.com) -- NASA's Dawn spacecraft has sent back the first images of the giant asteroid Vesta from its low-altitude mapping orbit. The images, obtained by the framing camera, show the stippled and lumpy ...
Space & Earth / Space Exploration
Dec 21, 2011 |
4.2 / 5 (10) |
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Kepler finds first earth-size planets beyond our solar system
(PhysOrg.com) -- NASA's Kepler mission has discovered the first Earth-size planets orbiting a sun-like star outside our solar system. The planets, called Kepler-20e and Kepler-20f, are too close to their star ...
Dec 20, 2011 |
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Research could improve laser-manufacturing technique
(PhysOrg.com) -- Engineers have discovered details about the behavior of ultrafast laser pulses that may lead to new applications in manufacturing, diagnostics and other research.
Dec 19, 2011 |
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Jumping droplets take a lot of heat
Microscopic water droplets jumping from one surface to another may hold the key to a wide array of more energy efficient products, ranging from large solar panels to compact laptop computers.
Dec 12, 2011 |
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Solar storms could 'sandblast' the moon
(PhysOrg.com) -- Solar storms and associated Coronal Mass Ejections (CMEs) can significantly erode the lunar surface according to a new set of computer simulations by NASA scientists. In addition to removing ...
Space & Earth / Space Exploration
Dec 06, 2011 |
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Plasmonic device converts light into electricity
(PhysOrg.com) -- While the most common device for converting light into electricity may be photovoltaic (PV) solar cells, a variety of other devices can perform the same light-to-electricity conversion, such ...