Most cancers are the result of unusual changes in your DNA. Chromosomes break and leak into each other, for example, changing a gene's basic essence and sometimes triggering abnormal growth.

FORBES: The Reductive Outsider

From the development of the jet engine and liquid crystal displays, from cracking the inner workings of DNA to pioneering work on Lithium-ion batteries, the country has all too often managed to break new scientific ground but then fail to capitalise on the vast potential that others then enjoy.

BBC: Can UK science navigate around the Valley of Death?

Doctors can break up the clot by using Activase, a drug used by Genentech (nyse: DNA - news - people ), but that drug must be used quickly after the stroke happens.

FORBES: Winning A Battle In The War On Stroke