NASA's Goddard Space Flight Center

Researchers find a clue to how life turned left

Researchers analyzing meteorite fragments that fell on a frozen lake in Canada have developed an explanation for the origin of life's handedness – why living things only use molecules with specific orientations. The ...

dateJul 25, 2012 in Biochemistry
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Dark matter core defies explanation

(PhysOrg.com) -- Astronomers using data from NASA's Hubble Telescope have observed what appears to be a clump of dark matter left behind from a wreck between massive clusters of galaxies. The result could challenge current ...

dateMar 02, 2012 in Astronomy
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Fermi shows that Tycho's star shines in gamma rays

(PhysOrg.com) -- In early November 1572, observers on Earth witnessed the appearance of a "new star" in the constellation Cassiopeia, an event now recognized as the brightest naked-eye supernova in more than 400 years. It's ...

dateDec 13, 2011 in Astronomy
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