An early infection holds thousands of bacteria, and in the body each one divides into two daughter cells every few hours.

FORBES: Germ Warfare

The scientist, who shares this year's Nobel Prize in physiology and medicine for describing how one cell divides into two, had given his founder's stock to the Fred Hutchinson Cancer Research Center, where he has been director since 1997.

FORBES: Magazine Article

The other risk facing America is one that divides economists into two clear camps.

ECONOMIST: Time for a rethink | The

In a strange twist on the proverb about not putting all your eggs in one basket, she divides the resources needed to produce a single healthy offspring into two.

ECONOMIST: Ecology: Sisterhood is hungry | The