Sometimes you think you have a complete understanding of something and then BOOM—a simple problem throws everything out the window. Let's consider a very basic physics problem involving pushing a ...

A clever mathematical tool known as virtual particles unlocks the strange and mysterious inner workings of subatomic ...

The questions in this quiz are suitable for GCSE physics students studying gravitational fields, weight, mass and gravitational field strength, how to calculate work done, free body diagrams and ...