Electric car
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Can brine power electric cars of the future?

Electric cars may be the future, but they are not selling well yet because battery technology has not advanced far enough.

Batteries need to be lighter and last longer - and to be available at an affordable price.

But minerals from an unlikely source and brains from Silicon Valley might be changing all that, as the BBC's Alastair Leithead reports.

  • 04 Jun 2012