cosmic rays
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Stealing data?
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PAMELA (Payload for Antimatter Matter Exploration and Light-nuclei Astrophysics) is a Russian-Italian satellite measuring the composition of cosmic rays. One of the motivations for the measurements is the indirect detection of dark matter — the very-weakly-interacting particles that make up about 25% of the matter in the Universe (with, as I’m sure you all know…
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Cosmic Rays
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A few weeks ago, the Auger Project published results (with a news story here) from searching for the properties of the very highest-energy Cosmic Rays, determining that they seem to have come from nearby “Active Galactic Nuclei”, which are believed to be Super-Massive Black Holes at the centers of galaxies, surrounded by discs of accreting…
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