There's a real danger we'll get a Section 3A incident in Central London this December. Muggles are being invited to see a parade

Cold water swimming may protect the brain from degenerative diseases like dementia, researchers from Cambridge University have discovered.

It is superconducting, which means electrical current flows through it with perfect efficiency - with no energy wasted as heat.

Swinging through the treetops comes naturally for gibbons. But that's tricky if a landslide has torn a huge gap in the forest.