Physics Facts

48 facts, from the everyday to the astonishing.

A new form of radiation was discovered in 1895 by Wilhelm Roentgen, a German physicist. He called it X-radiation to…

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

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

There are two main ways to make light. In incandescence , something is heated until it glows, like the filament of an…

All Physics facts