5 years ago
The Mystery of Antimatter
At the beginning of time, just moments after the Big Bang, numerous particles came into existence; at the same time, an almost equal number of antiparticles appeared. These subatomic exotics are nearly identical to their ordinary particle kin, but differ in some key ways. When matter and antimatter meet, the two annihilate one another, which means that the dawn of the universe included a spectacular microscopic fireworks display.
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