‘It says a lot about our youth that this sort of behaviour engages them.’ ...

The heartwarming BBC series is back for series six.

A laser is usually constructed from two basic elements: a material that provides optical gain through stimulated emission and an optical cavity that partially traps the light. When the total gain in ...

Reality is far stranger than fiction. Every day, we walk through a world filled with phenomena so bizarre, so unexpected, that they challenge everything we think we know. From the microscopic ...