You feel forces every day, the seat pushing up on you, your fingers pressing phone buttons, even gravity pulling you down. But have you ever wondered what happens when forces balance each other ...

Efforts to probe the physics of systems removed from equilibrium date back to Maxwell himself. But recent progress has renewed interest in the endeavour — a trend highlighted by this Insight, ...

**Pre reqs:** [Free Body Diagrams](http://scienceblogs.com/dotphysics/2008/09/basics-free-body-diagrams.php), [Force](http://scienceblogs.com/dotphysics/2008/09 ...

There is a building under construction next to the physics building. I can't help but pause each day to observe the progress. Currently, crews are using a massive crane to hoist steel pieces in place.

Try these interactive flashcards based on GCSE physics past papers. By working your way through the flashcards created by experts, you can prepare for your physics exams and make your revision more ...