Physics Facts

49 facts, from the everyday to the astonishing.

The AM radio dial would be nothing but chaos and noise without a very basic rule - turn down the power at night. The…

Have you ever wondered why astronauts float in space? Well, it isn't because there is no gravity in space. Astronauts…

They sound like thunder, but they're not. They're sonic booms, concentrated blasts of sound waves created as vehicles…

You might wonder what the Northern Lights and neon signs have in common. Actually, a lot! What makes luminous colors…

All Physics facts