" Rolling a cigarette before she goes into the rally, Anne-Eve Renault says, "I've got to vote soon and everyone says you have to have a useful vote.

BBC: NEWS | Europe | Europe diary: A useful vote

So why is such a useful development in information science likely to die soon?

FORBES: The Death Of Big Data

We need to maximize value and be useful as soon as possible.

FORBES: 10 Things I've Learned From Workplace Politics

The idea of using a magnetic field as a solar sail was first suggested a few years ago, but it soon became apparent that creating a field strong enough to be useful would require exotic superconducting materials that, unfortunately, do not exist.

ECONOMIST: Rockets are not the only way to travel through outer space

The connection between cholesterol and cardiovascular disease is by now so well established that inflammatory markers like CRP, while they may prove useful to test and treat, will not take the place of cholesterol any time soon, says Alan Daugherty, PhD, the director of the Cardiovascular Research Center at the University of Kentucky.

CNN: The cholesterol-inflammation connection