Antimatter
The world we live in is overwhelmingly made up of particles of matter. But many of these particles have an antimatter聽equivalent: a particle identical in every respect, but with an opposite charge.
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The world we live in is overwhelmingly made up of particles of matter. But many of these particles have an antimatter聽equivalent: a particle identical in every respect, but with an opposite charge.
A 2016 experiment pointed towards the existence of an undiscovered force of nature. Now researchers say they've seen a second sign