Photosynthesis—the harvesting of sunlight to produce energy—is the ultimate driver of virtually all life on the surface of our planet. Most photosynthetic creatures rely on optical light, the kind we ...
Jun 07, 2013
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(Phys.org) —Detecting alien worlds presents a significant challenge since they are small, faint, and close to their stars. The two most prolific techniques for finding exoplanets are radial velocity (looking ...
May 13, 2013
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Alien worlds resembling giant eyeballs might exist around red dwarf stars, and researchers are now proposing experiments to simulate these distant planets and see how capable they are of supporting life.
May 03, 2013
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Hairspray might one day serve as the sign that aliens have reshaped distant worlds, researchers say. Such research to find signs of alien technology is now open to funding from the public. ...
Nov 22, 2012
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Over the last few weeks, astronomers announced not one but two extraordinary discoveries in the ongoing search for planets orbiting stars beyond the sun. The first was a world about the size of Neptune, 5,000 light-years ...
Nov 08, 2012
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Meteoroids slamming against the atmospheres of alien worlds could add organic gases that make them look inhabited by life even if they are not, researchers say.
Sep 18, 2012
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Planetary Resources is the private company that wants to eventually mine asteroids for profit. But initially, the group will focus on developing Earth orbiting telescopes to scan for the best asteroids, and then later, create ...
Aug 24, 2012
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NASA's Kepler spacecraft is discovering a veritable avalanche of alien worlds. Recent finds include planets with double suns, massive "super-Earths" and "hot Jupiters," and a miniature solar system. ...
Mar 30, 2012
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The light scattered off distant worlds could help reveal details about their atmospheres that no other method could uncover, scientists find.
Feb 20, 2012
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Highly-tilted worlds would have extreme seasons, subjecting life to alternating periods of scorching and subzero temperatures. This could make the development of all but hardiest, simplest creatures a long ...
Feb 06, 2012
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The pattern of clouds on Earth is largely determined by the arrangement of the continents below. Now, astronomers are modeling the clouds at different periods in Earth's past to better understand what alien ...
Jan 24, 2012
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(PhysOrg.com) -- A project in which volunteers hunt online for new planets NASA may have missed is publishing its first results which show some remarkable finds.
Sep 29, 2011
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Any sulfurous molecules that astronomers spot on alien worlds might be a way to reveal whether or not those distant planets host life, researchers suggest.
Jun 30, 2011
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(PhysOrg.com) -- For many movie stars, their age is a well-kept secret. In space, the same is true of the actual stars. Like our Sun, most stars look almost the same for most of their lives. So how can we ...
May 24, 2011
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(PhysOrg.com) -- The public are being asked to help Oxford University astronomers find planets orbiting other stars which may have been 'lost' in the data from over 100,000 stars. Volunteers could even find ...
Dec 20, 2010
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