“If you wanted to take a picture of the rocket as it flew past, you would have to take into account that the light from ...

1. The reflection of light from the surfaces of many kinds of leaves has been measured by means of a direct reading spectrophotometer, the measurements being made normal (that is, at an angle of 90⚬ ...

Jon Chase asks art students to take part in an experiment to find out what makes colours. Relevant for teaching Physics at KS3 or KS4 and National 4/5.

World Function Some materials earn their place in a space because they’re tough. Others, because they look stunning. And then ...

I SUPPOSE that everyone is familiar with the beautifully graded illumination of a paraffin candle, extending downwards from the flame to a distance of several inches. The thing is seen at its best ...