Scientists have discovered that a new form of dark matter could simultaneously solve two long-standing mysteries at the heart ...

Scientists are investigating enigmatic phenomena observed at the centre of our galaxy. Telescopes are detecting mysterious ...

In fact we all probably have just such a device in our houses, in the form of the ionisation chamber that’s part of most household smoke detectors. [Lukas Koch] has built a project that shows us ...

Can be used to recap on ionisation or could lead into a classroom discussion on chemical changes and structures.

The key lies in setting the resistance of the bulk terminal to a specific value to produce a physical phenomenon called "impact ionisation," which generates a current spike very similar to what ...