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Technology

More is merrier for wireless power supply

A coil embedded in a wall or ceiling could efficiently beam power to several gadgets in the same room

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Earth

Organic crystals promise low-power green computing

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Pliable power pack will let gadgets feed on your body

Technology

Pliable power pack will let gadgets feed on your body

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Unplugged: Goodbye cables, hello energy beams

Technology

Unplugged: Goodbye cables, hello energy beams

Features

US budget gives nuclear power a yea and big oil a nay

Earth

US budget gives nuclear power a yea and big oil a nay

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Giant laser reaches key milestone for fusion

Technology

Giant laser reaches key milestone for fusion

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Nanotube dye makes wearable batteries

Technology

Nanotube dye makes wearable batteries

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Algal power not so green after all, yet

Earth

Algal power not so green after all, yet

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Technology

CO₂ in the air could be green fuel feedstock

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World's communications network due an energy diet

Technology

World's communications network due an energy diet

Leading telecoms firms say they can cut the energy use of our communication networks by 1000 fold in just a few years

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Space

NASA feels 'plutonium pinch' earlier than expected

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Earth

Avoiding dangerous warming by 2100 'barely feasible'

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Earth

Artificial leaf could make green hydrogen

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Earth

2009 review: In green tech we must trust

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