However, there are problems with longer-term use, as the skin constantly produces new cells, while those at the surface die and are brushed off, meaning a new sensor would need to be attached at least every fortnight.

BBC: Health

Within a matter of minutes, the MRSA on the copper surface began to die off, whereas the population thrived on the stainless steel.

FORBES: Copper May Be the Key to Defeating MRSA

It sheds the newer Cortex-A15 architecture of the Tegra 4 for a spruced-up 2.3GHz Cortex-A9 with the i500 LTE modem built directly into the chip die -- a move that cuts the surface area in half and simplifies the hardware, even as it supposedly outruns equivalent competition.

ENGADGET

If the hole, through which the whales frequently surface and take breaths, freezes over, the orcas will die.

CNN: Canadians rush to save 11 trapped killer whales

Like a key in a lock, EGF binds to a receptor on a cell's surface, sending off a signal to the cell to divide, grow and die.

FORBES: A Homegrown Pipeline