For the first time, antiprotons have been found in Earth's magnetic field, offer...

For the first time, antiprotons have been found in Earth's magnetic field, offering a rare chance to study the particles outside the lab.


Antimatter Found Orbiting Earth—A First
news.nationalgeographic.com
Antimatter particles are mirror opposites of normal matter particles. For example, an antiproton is a negatively charged version of the proton, one of the basic constituents of an atom.

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