Physics Facts

48 facts, from the everyday to the astonishing.

Have you ever wondered what the most abundant particle in the universe is after photons of light? The answer is:…

Quarks are the most fundamental particles that we know of. Both protons and neutrons are made of quarks. We know quarks…

The discus and javelin first appeared in ancient game competitions in 708 B.C. Javelin events included both target…

Modern navigators rely on atomic clocks. Instead of old-style springs or pendulums, the natural resonances of atoms --…

All Physics facts