Physics Facts

48 facts, from the everyday to the astonishing.

You may not be aware of it, but when you look at the world, the image projected on your retina is upside down. This is…

In a rural community in Northern California, in a building spanning the length of two football fields scientists are…

Air is a gas, and gases can be studied by considering the small scale action of individual molecules or by considering…

Did you know that gravity is the weakest force in the universe? It's true! Physicists know of four fundamental forces:…

All Physics facts