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dark energy

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Technology

Shock wave puts hybrid engines in a spin

A prototype engine that relies on shock waves could allow hybrid cars to boost their efficiency even further

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Smart-grid 'stockbrokers' to manage your power

Technology

Smart-grid 'stockbrokers' to manage your power

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Solar energy spars with spiritual lands in California

Earth

Solar energy spars with spiritual lands in California

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Power of cool: Liquid air to store clean energy

Earth

Power of cool: Liquid air to store clean energy

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Technology

Magnetic 'battery' to report on century-old nuke waste

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Technology

Nuclear agency plans for futuristic waste option

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A blue-green revolution: Upgrading photosynthesis

Earth

A blue-green revolution: Upgrading photosynthesis

Features

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Technology

Cellphone signals get personal to save power

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Earth

Green Machine: Fill up your car with hydrogen beads

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Earth

Efficiency could cut world energy use over 70 per cent

Clean coal? Solar power? No need, according to a new study: massive energy savings can be realised simply by using less

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Technology

Cooperative cellphone networks could cut energy waste

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Earth

Christmas trees could make a great green fuel

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Earth

2011 preview: Charge of the electric car

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Earth

Is night falling on classic solar panels?

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