New engineering will shrink the CORE 2 hardware to the size of a quarter for inconspicuous wear.

ENGADGET: BodyMedia's CORE 2 armband tracks your health, or lack thereof

The process involved smearing hot latex on his hands and arms, allowing it to dry, and then peeling the strips off and wrapping them around the core of the ball until it reaches the requisite size and weight.

ECONOMIST: Sports anthropology

The sale and run-off of non-core assets, first set out in early 2009 at the start of the RBS's three-to-five-year recovery plan, meant a fifth of the balance sheet was to be non-core, and the balance sheet was to be halved in size.

BBC: Lloyds co-operates, RBS shrinks