Joan M. Engel
Joan Marcella (Butler) Engel, age 96 of Frazee, Minnesota passed away Monday, March 21 at Sanford Health, Fargo, ND surrounded by her loving family.
Source: dl-online.com
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In Memoriam: Thomas K. Gaisser
Colleagues remember renowned astroparticle physicist, Antarctic researcher
Source: udel.edu
High-Energy Cosmic Ray Sources Get Mapped Out for the First Time
To revist this article, visit My Profile, then View saved stories. In the 1930s, the French physicist Pierre Auger placed Geiger counters along a ridge in the Alps and observed that they would sometimes spontaneously click at the same time, even when they were up to 300 meters apart. He knew that the coincident clicks came from cosmic rays, charged particles from space that bang into air molecules in the sky, triggering particle showers that rain down to the ground. But Auger realized that for cosmic rays to trigger the kind of enormous showers he was seeing, they must carry fantastical amoun...
Source: wired.com