Physics & Particles Trivia
The building blocks of reality, the speed of light, and the strange rules that govern everything.
The Standard Model
Seventeen fundamental particles describe everything you've ever seen, touched, or breathed.
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CERN & the LHC
A 27 km ring under France and Switzerland where protons collide at 99.9999991% the speed of light.
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Matter & Antimatter
Every particle has an evil twin, and the universe somehow ended up with more of one than the other.
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The Speed of Light
299,792,458 meters per second is more than a speed limit. It's the cosmic rule nothing with mass can break.
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Relativity & Motion
Bounce a tennis ball. By the time it lands, you've moved millions of miles. Welcome to reference frames.
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Gravity & Gravitational Waves
Einstein bent spacetime. LIGO heard the ripples. The graviton, if it exists, has eluded every detector ever built.
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Space & Astronomy 
Solar System 
Human Body 
Earth Science 
Famous Scientists 
Space Exploration