Neutrinos are teeny, tiny, nearly massless particles that travel at near lightspeeds. Born from violent astrophysical events like exploding stars and gamma ray bursts, they are fantastically abundant in the universe, and can move as easily through lead as we…

Disappointed scientists learned this week that the Large Hadron Collider -- the most powerful particle collider ever built -- will be shut down until next spring after an electrical glitch sparked a helium leak in the machine's 17 miles of…

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