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Astrophysics
The highest energy cosmic ray burst does not come from
Wednesday, 18 April 2012 21:24
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Astronomy - Astrophysics

The IceCube neutrino telescope encompasses a cubic kilometer of clear Antarctic ice under the South Pole, a volume seeded with an array of 5160 sensitive digital optical modules (DOMs) that precisely track the direction and energy of speeding muons, massive cousins of the electron that are created when neutrinos collide with atoms in the ice. The IceCube Collaboration recently announced the results of an exhaustive search for high-energy neutrinos that would likely be produced if the violent extragalactic explosions known as gamma-ray bursts (GRBs) are the source of ultra-high-energy cosmic rays.

 
CERN: Neutrinos are not faster than ligth after all
Friday, 16 March 2012 13:31
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Astronomy - Astrophysics

Last year CERN reported measuments that showed that neutrinos travelled faster than ligth, New measurements from CERN with another accelerator show "normal" ligthspeed travel-time

 
New neutrino measurements
Sunday, 11 March 2012 00:26
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Astronomy - Astrophysics

A new discovery provides a crucial key to understanding how neutrinos – ghostly particles with multiple personalities – change identity and may help shed light on why matter exists in the universe.

 
CERN measurement of the antihydrogen spectrum
Saturday, 10 March 2012 23:41
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Astronomy - Astrophysics

In a paper published online in the journal Nature, the ALPHA collaboration at CERN reports an important milestone on the way to measuring the properties of antimatter atoms.

 
There is no "empty space" in the universe
Wednesday, 15 February 2012 22:45
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Astronomy - Astrophysics

It is well known that there is a large amount of unseen matter called "dark matter" in the universe. It constitutes about 22% of the present-day universe while ordinary matter constitutes only 4,5%. An important question still remains - Where is most of the dark matter in the universe ?

 
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