Instead of generating embryonic stem cell lines via nuclear transfer, Hwang's group produced the stem cells from days-old embryos, a technique that had already been established by James Thomson at University of Wisconsin in 1998.

CNN: SHARE THIS

Chemo-radiotherapy specifically degrades muscle mass, and depresses the function of mitochondria, the tiny structures that act as the boiler room of the cell, generating energy.

BBC: Could fitness be key to cancer surgery success?

Changing the quantities of proteins such as the one made by PSD-93 would probably change the nature of the affected cell quite radically, and might even be responsible for generating the different types of nerve cell that are known to exist.

ECONOMIST: Brain development may be influenced by genetic parasites

His goal: cell service in 45 countries in two years, generating more than a billion in operating income.

FORBES: Babble Rouser

Thanks to such advances, the cost of a fuel cell has already fallen from the stratosphere to only a few thousand dollars per kilowatt of generating capacity.

ECONOMIST: Fuel cells meet big business