Welcome to physics.org

Your guide to physics on the web

If you have a burning physics question head straight to Explore to search our database of physics websites.

CERN, the biggest experiment ever

100 metres underground on the Swiss-French border is a 27km tunnel, built by the European physics community to probe fundamental properties of the universe.

Marvin & Milo

Our intrepid cat and dog team test out fun experiments that you can try at home.

Know How Now

Our amazing facts posters are on the buses in Liverpool this month. Find out more about the physics behind them here.

Events & Activities

Get involved in events and activities that show a different side to physics

Humans on Mars

Site of the month

Null Hypothesis

The Null team highlight the lighter side of science with a definite tongue in cheek approach to some serious issues. ...

Explore

Search our database of handpicked physics sites.

Interact

Play games and explore the interactive worlds of Physics Life and Physics Evolution.

Study

Read advice and information about studying physics at school and university.

Careers

Find out where physics can take you.