Iberdrola has interests in seven nuclear power plants in Spain, while its subsidiary Scottish Power and SSE, formerly known as Scottish Hydro, are the main customer power supply companies in Scotland.

BBC: Energy giants join up on nuclear

The internal design architecture of the new PS3 system, from the main semiconductors and power supply unit to the cooling mechanism, has been completely redesigned, achieving a much slimmer and lighter body.

ENGADGET: Sony unveils slimmer PS3: $300, lands in September (updated!)

The Cell processor and its RSX graphics companion are still separate parts, and a similar power supply capacity suggests that neither of the main chips has been built on a more efficient manufacturing process.

ENGADGET: Sony's 2012 PlayStation torn down, shows its evolved roots (update: another teardown)

The photovoltaic panels generate electricity when exposed to sunlight and are connected to the building's power supply via an inverter synchronised to the electricity main's frequency.

BBC: Solar power for City Works centre in Gloucester

Afghanistan's national power company says it will cut the electricity supply to the main prison unless it pays its overdue bills in the next few weeks.

BBC: Threat to cut electricity to Afghanistan's central jail

The capital's main surgical hospitals and water treatment plants now rely solely on back-up generators because the normal power supply has been cut, an untenable situation, Doumani said.

CNN: Baghdad running low on medicine

Apart from an ancient aluminium complex, Montenegro's main industrial hope lies on the drawing-board: a chain of hydro-electric plants that could supply power to Albania and Greece and across the Adriatic to Italy.

ECONOMIST: Montenegro