September 24, 2010
Want to stay on top of all the space news? Follow @universetoday on Twitter Some satellites get all the glory. While Hubble, Chandra, and Spitzer frequently make headlines with their stunning images, many other space based observatories silently toil away. One of them, known as the Payload for Antimatter Matter Exploration and Light-nuclei Astrophysics (PAMELA) [...]
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July 23, 2009
Beta (ß) particles are just highly energetic electrons or their antimatter counterparts, the positrons. Thus, they can take either a negative (for the electrons) or positive (for the positrons) charge. Despite their small masses, their high energies allow them to have ionization properties. This ionization property refers to a particle’s ability to impart a charge [...]
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