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Earth

Mechanical 'fish' could tap turbulence for energy

Mimicking the way fish get an energy boost from eddies in water could revolutionise wind and water power

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Pentagon backs plan to beam solar power from space

Earth

Pentagon backs plan to beam solar power from space

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Earth

Go nuclear for a third industrial revolution, says EC

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Earth

Semiconductor uses the sun to split water

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Grass-munching bugs could charge rural phones

Technology

Grass-munching bugs could charge rural phones

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Rocks could be novel store for wind energy

Earth

Rocks could be novel store for wind energy

Features

Earth

'Smart roofs' can keep you cool and save energy

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Earth

Redesigned petrol engine promises green gains

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Technology

Computers learn to fly kites for renewable energy

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Antarctic pod makes way for green research

Earth

Antarctic pod makes way for green research

The world's first zero-emissions Antarctic research station will be powered by wind and solar energy, and will recycle water supplies

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Earth

Fossil-fuel hangover may block ice ages

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Earth

Underwater turbines set to generate record power

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Earth

Forget biofuels – burn oil and plant forests instead

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Earth

Nations scramble for oil in Arctic

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