Very few human spinal cord injuries occur as a result of a direct cut through spinal tissue (as was the injury model in the Courtine study).

BBC: 'Hope' for the paralysed?

They have painstakingly cut through a heart, millimetre by millimetre, to measure and model the arrangement of the muscle fibres in each slice.

ECONOMIST: Model behaviour

Google will probably take a cut of the sales and leads generated through the store, a business model is nothing new.

FORBES: Google's Newest Marketplace Also Wants To Sell You Business Software