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Technology

Charge your phone with a beach towel

A photovoltaic liquid lets you spray-paint solar cells onto almost any surface

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Health

Pulses of light spark muscle movement

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Green Machine: Wind farms make like a fish

Earth

Green Machine: Wind farms make like a fish

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Technology

Born-again solar cells are more efficient

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Zeros to heroes: What's the use of electricity?

Technology

Zeros to heroes: What's the use of electricity?

Features

Earth

Mobile chargers could keep electric cars juiced up

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Green machine: Perfecting the plant way to power

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Green machine: Perfecting the plant way to power

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Innovation: Sunrise boulevards could bring clean power

Earth

Innovation: Sunrise boulevards could bring clean power

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Technology

Can we grab electricity from muggy air?

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Green machine: Plug-free electric cars' hidden cost

Technology

Green machine: Plug-free electric cars' hidden cost

The convenience of powering electric cars wirelessly comes at a price – energy losses may mean they have a bigger carbon footprint than some diesels

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Technology

Micro plane perches to feed on power lines

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Earth

Green machine: A salty solution for power generation

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Technology

Grow-your-own approach to wiring 3D chips

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Earth

Green machine: Recycled batteries boost electric cars

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