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electricity

Heartbeats tapped for power generator implant

Technology

Heartbeats tapped for power generator implant

A tiny implantable generator that converts heartbeats into electricity could power early-warning sensors for hypoglycaemia and other medical problems

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What the climate bill means for the US way of life

Earth

What the climate bill means for the US way of life

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Earth

Republicans won't be nudged into cutting home energy

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Green machine: Generating more light than heat

Earth

Green machine: Generating more light than heat

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Green machine: Cheaper home power from sunlight

Earth

Green machine: Cheaper home power from sunlight

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Green machine: Power from the people

Earth

Green machine: Power from the people

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Technology

Carbon flakes brush up for cheap solar cells

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Skip the hard cell: Flexible solar power is on its way

Earth

Skip the hard cell: Flexible solar power is on its way

Features

Electrical engineering fixes brain's circuit board

Health

Electrical engineering fixes brain's circuit board

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Molten metal batteries to be clean energy reservoirs

Earth

Molten metal batteries to be clean energy reservoirs

Cheap, powerful smelter-like gadgets could make electricity grids more efficient and solve the problems of renewable power

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Earth

Innovation: Only mind games will make us save power

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Earth

Search engines' dirty secret

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Earth

Oceanology: The offshore engineering adventure

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Life

Algae's solar electrons hijacked to steal power

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