The idea would be to treat cancer the same way doctors now fight lethal bacterial infections, hitting cancer cells early with the equivalent of multiple antibiotics.

FORBES: Swiss Army Medicine

For banks, what's been concluded is the equivalent of a climate-change deal: an attempt to reverse potentially lethal global warming in the financial sector.

BBC: Why have we left bank reform to technocrats?

To succeed, he will have to travel some 700 miles in temperatures cold enough to freeze the fluid in his nose and eyes, pulling the equivalent of two Sumo wrestlers up and down steep ridges while trying to avoid lethal gaps in the ice.

BBC: Sir Ranulph Fiennes: Up the Pole