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Renewable energy

Crystals + sound + water = clean hydrogen fuel

Technology

Crystals + sound + water = clean hydrogen fuel

A novel material absorbs the energy of sound waves and uses it to rip apart water molecules, releasing hydrogen gas

News

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Technology

Metal mist clears for fusion power

News

Electric cars jostle for position on the power grid

Earth

Electric cars jostle for position on the power grid

News

Nanotube cuff is 'solar cell' for exhaust pipes

Earth

Nanotube cuff is 'solar cell' for exhaust pipes

News

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Earth

US still responsible for most CO2 emissions

News

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Technology

The self-charging cellphone

News

The US is lagging on nuclear reactor technology

Earth

The US is lagging on nuclear reactor technology

News

Hybrid fusion: the third nuclear option

Earth

Hybrid fusion: the third nuclear option

Comment

Will the anaconda or the oyster rule wave power?

Earth

Will the anaconda or the oyster rule wave power?

News

Innovation: Bloom didn't start a fuel-cell revolution

Earth

Innovation: Bloom didn't start a fuel-cell revolution

The Californian company has grabbed the headlines, but fuel cells are already sparking a new era in energy

News

Earth

New US reactors still awaiting safety approval

News

Technology

Silicon wire forest makes wearable solar cells

News

Earth

Smoke bomb: The other climate culprits

Features

Earth

For sustainable architecture, think bug

Features

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