Thursday, October 31, 2013

ScienceDaily: Cosmic Rays News

ScienceDaily: Cosmic Rays News


How the universe's violent youth seeded cosmos with iron

Posted: 30 Oct 2013 12:29 PM PDT

By detecting an even distribution of iron throughout a massive galaxy cluster, astrophysicists can tell the 10-billion-year-old story of how exploding stars and black holes sowed the early cosmos with heavy elements.

First results from LUX dark matter detector: Searching for elusive dark matter

Posted: 30 Oct 2013 09:55 AM PDT

In its first three months of operation, the Large Underground Xenon (LUX) experiment has proven itself to be the most sensitive dark matter detector in the world, scientists with the experiment have announced. Researchers are now preparing the detector, located a mile underground in an old South Dakota gold mine, for a 300-day run next year in hopes of detecting for the first time weakly interacting particles thought to account for most of the matter in the universe. Though dark matter has not yet been detected directly, scientists are fairly certain that it exists.

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