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20,000 megawatts under the sea: Oceanic steam engines

Earth

20,000 megawatts under the sea: Oceanic steam engines

Jules Verne imagined this limitless power source in Victorian times – now 21st-century engineers say heat trapped in the oceans could provide electricity for the world

Features

UK's carbon plans make up for oil and gas splurge

Earth

UK's carbon plans make up for oil and gas splurge

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Spinning wind turbines spark clockwork lightning

Technology

Spinning wind turbines spark clockwork lightning

News

Laser-sparked fusion power passes key milestone

Technology

Laser-sparked fusion power passes key milestone

Analysis

$Fire in the hole: After fracking comes coal$

Earth

Fire in the hole: After fracking comes coal

Features

Nukes over wind turbines? UK R&D policies are warped

Earth

Nukes over wind turbines? UK R&D policies are warped

Comment

Green sky thinking: Astronomy's dirty little secret

Earth

Green sky thinking: Astronomy's dirty little secret

Features

Wireless charging for electric vehicles hits the road

Technology

Wireless charging for electric vehicles hits the road

News

Germany's energy revolution on verge of collapse

Earth

Germany's energy revolution on verge of collapse

News

Bendy implant harnesses the power of your beating heart

Technology

Bendy implant harnesses the power of your beating heart

Cows, pigs and sheep have been fitted with a silicone implant that generates small amounts of energy from the body's natural rhythms – enough to power a pacemaker

News

Earth

The seven deadly sinners driving global warming

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Technology

Hydrogen fuel cell is new charger for mobile gadgets

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Earth

Renewable village offers lifeline to Fukushima farmers

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Technology

Electricity use drops as UK passes 'peak light bulb'

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