Thursday, May 14, 2015

What the Hell Is the "Oh-My-God" Particle?

The Fly’s Eye was a crude cosmic ray detector perched on top a Utah mountain in the early 80s and 90s. It’s long obsolete now, but it’ll always have a place in astronomy history: On October, 15 1991, it detected something called the Oh-My-God particle, a cosmic ray going faster than astronomers thought possible.

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