News tagged with dark matter particles
Stars Fueled by Dark Matter Could Hold Secrets to the Universe
Nov 03, 2009 |
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(PhysOrg.com) -- The first stars in the universe may have been very different from the stars we see today, yet they may hold clues to understanding some of the mysterious features of the universe. These "dark ...
Has PAMELA Already Seen Dark Matter?
Aug 25, 2009 |
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(PhysOrg.com) -- Back in 2006, PAMELA (a Payload for Antimatter Matter Exploration and Light-nuclei Astrophysics) was launched with the purpose of detecting cosmic radiation and looking for clues pointing ...
Dark Matter May be Easier to Detect than Previously Thought
Aug 10, 2009 |
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(PhysOrg.com) -- The Milky Way, like many other galaxies, is thought to be embedded in massive, lumpy amounts of dark matter that release gamma rays and other emissions. Although at first these emissions seem ...
Possible Fifth Force Would Make Direct Detection of Dark Matter Unlikely
Mar 26, 2009 |
3.9 / 5 (40) |
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(PhysOrg.com) -- No one knows exactly what a “fifth force” might be, but studies have shown that, if a long-range fifth force does exist, it could have surprising effects on the universe’s structure formation. ...
What if dark matter particles aren't WIMPs?
Dec 12, 2008 |
4.3 / 5 (70) |
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(PhysOrg.com) -- For years, many physicists have accepted that dark matter is composed of weakly interacting massive particles (WIMPs). The fact that WIMPs can naturally explain the amount of dark matter in the universe – ...
Mysterious Source of High-Energy Cosmic Radiation Discovered
Nov 19, 2008 |
4.3 / 5 (44) |
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(PhysOrg.com) -- Scientists announced Wednesday the discovery of a previously unidentified nearby source of high-energy cosmic rays. The finding was made with a NASA-funded balloon-borne instrument high over ...
