Three British men who suffered left brain damage that undermined their capacity to speak and understand language still possess a firm grasp of mathematics, a new study finds. This observation ...

A GCSE Maths video about adding and subtracting with negative numbers. The video shows how to use a number line and how to work out the answer by using number discs.

Jackson Ryan was CNET's science editor, and a multiple award-winning one at that. Earlier, he'd been a scientist, but he realized he wasn't very happy sitting at a lab bench all day. Science writing, ...