Karate black belts have different brains

Karate changes the brain - and not just through ill-judged kicks to the head.

Team looks for evidence of multiple universes

British scientists are looking for signs that we live in a multiverse - with multiple alternative universes existing in their own individual bubbles.

Mathematicians aim to list all possible shapes in the universe

Mathematicians are working on a vast directory aiming to specify every single possible shape in the universe in up to five dimensions.

Fight the Battle of Hoth on your iPhone

Have you ever wished the Star Wars universe was real? Would you join the Rebellion? I know I would, even if it meant having to fight the Imperial army on freezing Hoth.