There's more to the humble battery than meets the eye.

3D movies have finally become art.

'Tis the season for energy efficiency, saving money to be wasted elsewhere.

Our energy supplies are greater than ever.

Fancy water, or modern-day snake oil?

Don't get caught up in all the electric-car hype too quickly.

If you aren't quite sure just what you want, they can't really help.

In many ways, Martin Luther King was a good man - certainly a highly intelligent man. Well read, well spoken, influential well beyond his life. But equal to all the Presidents of the nation?

Somewhere in the Great Beyond, Hermann Goering is laughing.

Bureaucracies never die, and India's still uses genuine red tape.