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Technology

AA battery charges through USB port

A drawback of the portable gadget revolution is having to carry the chargers to keep them going – but an innovative new battery may help

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Small-scale renewable power – low-wattage thinking?

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Small-scale renewable power – low-wattage thinking?

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Plankton could power robotic submarines

Technology

Plankton could power robotic submarines

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Fuels gold: Big risks of the biofuel revolution

Earth

Fuels gold: Big risks of the biofuel revolution

Features

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Technology

GM bacteria churn out 'microdiesel' fuel

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Nuclear power: Return of the atom

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Nuclear power: Return of the atom

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Earth

Solar alchemy turns fumes back into fuels

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Technology

New type of hydrogen fuel cell powers up

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Introduction: Energy and Fuels

Earth

Introduction: Energy and Fuels

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Zapped crude oil flows faster through pipes

Technology

Zapped crude oil flows faster through pipes

Exposing thick crude oil to a magnetic or electric field reduces its viscosity, allowing greater volumes through pipelines, researchers reveal

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Technology

A fuel tank full of water

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Technology

Wired-up bugs give fuel cells extra oomph

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Technology

UK energy review backs new nuclear stations

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Earth

Biodiesel beats ethanol in biofuel battle

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