Copper wire

All materials are made up of tiny particles called atoms. Atoms are made up of even smaller particles called protons,...

Monitoring our world using artificial sensors

In March 1988, New Zealand scientists Dr Jeff Tallon and Dr Bob Buckley, working at the DSIR laboratories in Wellington...

Superconductors are materials that lose all resistance to electric current when cooled to a certain temperature. This temperature depends on...

The term ‘electricity’ comes from ‘elektron’, which is the Greek word for amber. The ancient Greeks discovered that small threads...