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.

10 intriguing starters related to the mechanics of sport.

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

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

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

Explore displacement/time and velocity/time graphs with this mouse motion sensor.