A space craft is ten thousand kilometres from the centre of the Earth moving away at 10 km per second. At what distance will it have half that speed?

A selection of intriguing questions to consider on mechanics, particularly surrounding the ideas concerning impulse and momentum.

An article demonstrating mathematically how various physical modelling assumptions affect the solution to the seemingly simple problem of the projectile.

Follow in the steps of Newton and find the path that the earth follows around the sun.

How high can a high jumper jump? How can a high jumper jump higher without jumping higher? Read on...

10 intriguing starters related to the mechanics of sport.

Was it possible that this dangerous driving penalty was issued in error?