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Earth

How to turn greenhouse gas into a clean fuel

A new process converts carbon dioxide into methanol, without the need for extreme temperatures and pressures

News

Earth

Geoengineering could dim lights on solar power

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Could your trashcan solve the energy crisis?

Earth

Could your trashcan solve the energy crisis?

Features

Stacked LEDs could shine bright white light

Technology

Stacked LEDs could shine bright white light

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Yeast and bacterium turned into gasoline factory

Earth

Yeast and bacterium turned into gasoline factory

News

Gallery: Green innovation challenge

Earth

Gallery: Green innovation challenge

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Can oil from tar sands be cleaned up?

Earth

Can oil from tar sands be cleaned up?

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Green and mean: The downside of clean energy

Earth

Green and mean: The downside of clean energy

Features

World's highest-energy laser begins operating

Space

World's highest-energy laser begins operating

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Batteries grown from 'armour-plated' viruses

Life

Batteries grown from 'armour-plated' viruses

Genetically engineered viruses that assemble into electrodes have been used to make miniature rechargeable batteries for the first time

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Technology

Historic US-Russian agreement on nuclear weapons

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Earth

Are we safe in a new nuclear age?

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Technology

Yeast-powered fuel cell feeds on human blood

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Earth

Ice that burns could be a green fossil fuel

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