The length of the day has not been constant throughout the Earth’s history. For the last 2,700 years, the length of a day has...

Stories from Physics 11-14 14-16

Archimedes is supposed to have said: ‘Give me a lever and a place to stand and I’ll move the Earth’. An estimate in a paper...

Stories from Physics 11-14 14-16

Many children love learning about space. It is a topic filled with awe and wonder. Yet even now the subject is rife with...

CPD 11-14 14-16 16-19