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US Scientists Build the Smallest Particle Accelerator

Most of the huge instruments that physicists use to unlock the secrets of the universe, the so-called particle colliders, are kilometers long circular tunnels, such as the 27-kilometer-long Large Hadron Collider, in Switzerland. Clouds of subatomic particles zoom through the tunnels, accelerating up the close to the speed of light and they eventually collide, creating conditions similar to the one just after the Big Bang, the prevailing cosmological theory for the beginning of the...

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