WikiLeaks founder to run for senate

Julian Assange may be forced to wear an intrusive ankle bracelet in the UK as he fights extradition to Sweden, but the WikiLeaks founder says he is still determined to run for a seat in Australia's senate next year.

Better solar may lurk in 'shadow state'

Theoretically, the maximum efficiency of today's silicon solar cell is approximately 31 percent, because much of the solar energy that hits the cell is lost as heat.