Search For Life

Search for Alien Life Should Target Water, Oxygen and Chlorophyll
The Earth-Sized Exoplanet Kepler-186f
September 30th, 2014
Future space telescopes hunting for signs of alien life should focus on water, oxygen and chlorophyll-like pigments, in that order, researchers said.
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Life-Hunting Mars Mission Idea Makes Progress, But Needs Cash
ExoLance 'Penetrator' in Martian Subsurface
September 15th, 2014
A concept mission that would fire scientific missiles at Mars to search for signs of subsurface life is making technical strides, team members say, but it still needs quite a bit of financial help to get off the ground.
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Sniffing Out Alien Life: Stinky Chemicals May Be Key
Stinky Chemicals Key to Search for Alien Life?
September 2nd, 2014
Alien organisms may betray their presence by pumping stinky chemicals into their home planets' skies, researchers say.
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How Viewing Earth as an Exoplanet Can Help Search for Alien Life
Future telescopes could look for the signature of ozone in an Earth-like planet's atmosphere.
September 29th, 2014
What signs of life could a far-off alien spacecraft spot on Earth? The answer could help researchers shape the hunt for E.T. in far-off solar systems.
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'Venus Zone' Could Aid Search for Earth-Like Alien Worlds
Earth and Venus Comparison
September 11th, 2014
A team of researchers has delineated the "Venus Zone," the range of distances from a host star where planets are likely to resemble Earth's similarly sized sister planet, which has been rendered unlivably hot due to a runaway greenhouse effect.
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Jupiter's Icy Moon Europa: Best Bet for Alien Life?
Europa Thick Ice Crust
August 22nd, 2014
Scientists discuss what makes Jupiter's moon Europa perhaps the solar system's best bets for hosting life beyond Earth.
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We Could Find Alien Life, but Politicians Don't Have the Will (Op-Ed)
satellite, search for life
August 12th, 2014
While alien life can be seen nightly on television and in the movies, it has never been seen in space. Not so much as a microbe, dead or alive, let alone a wrinkle-faced Klingon.
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Newfound Molecule in Space Dust Offers Clues to Life's Origins
A diagram showing the structure of iso-propyl cyanide
September 25th, 2014
Complex carbon-bearing molecules detected in interstellar space suggest key ingredients for life on Earth could have alien origins.
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Moon Offers Dress Rehearsal for October Total Lunar Eclipse
Moon Sky Map for Sept. 11, 2014
September 10th, 2014
The moon will wow stargazers with a total lunar eclipse on Oct. 7 and 8, but you don't have to wait to start preparing for the event. The pre-dawn moon on Thursday, Sept. 11, will be in the same position as on Oct. 8, offering a dress rehearsal for the lu
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Martian Mystery: What Is Odd Cell-Like Structure in Mars Meteorite?
Strange Oval Structure in Nakhla Mars Meteorite
August 21st, 2014
The researchers discovered the microscopic oval object within the Nakhla Mars meteorite, which fell to Earth in Egypt in 1911. While the structure's appearance is intriguing, it most likely formed as a result of geological rather than biological processes
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