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Technology

Born-again solar cells are more efficient

Solar cells can be made more efficient over their lifetime if they continually regenerate their light-harvesting mechanisms

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Green machine: Squeezing solar juice from jellyfish

Technology

Green machine: Squeezing solar juice from jellyfish

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Technology

Edible crystals could store hydrogen fuel

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Earth

Briefing: How bad is the new Gulf oil rig fire?

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The cloud-shaped future of life online

Books & Arts

Fighting back against neurosexism

Books & Arts

Forgotten heroes and villains, triumphs and disasters

Books & Arts

How calculus will beat the zombies

Books & Arts

Earth

Mobile chargers could keep electric cars juiced up

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Arctic oil and gas drilling ready to take off

Earth

Arctic oil and gas drilling ready to take off

Oil drilling in Greenland's Arctic waters began last week, angering environmentalists. But it's nothing compared with the oil and gas rush that's coming

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Earth

Green machine: Perfecting the plant way to power

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Earth

Innovation: Sunrise boulevards could bring clean power

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Technology

Can we grab electricity from muggy air?

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Nicholas Carr: Surfing our way to stupid

Books & Arts