Explainer: The particle zoo
Various subatomic particle types are compared to how they oddly relate to animals in a zoo
By Stephen Ornes, 00:00 AM September 8, 2008
Particles are the building blocks of matter, and matter makes up everything you can see. The Earth and moon are matter. So is your body, your computer’s screen, even the air you breathe. Which means they’re all made of particles. Lots and lots of particles, of all different kinds, stuck together.
Atoms, which used to be considered the smallest unit of matter, are made from particles too. Just how small is an atom? That’s a tricky question, since different atoms have different sizes and atoms a...
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