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'Nanoporous' material gobbles up hydrogen fuel

Hydrogen-powered cars could one day store fuel safely and efficiently using polymers filed with nanoscopic holes

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Wave-powered 'ducks' could purify seawater

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Wave-powered 'ducks' could purify seawater

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World faces 'dirty, insecure' energy future

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Clean green hydrogen-making machine created

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Pulsing gels could power tiny devices

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Solar sailing – poised to take off

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Solar sailing – poised to take off

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Is Venezuela's pipeline the highway to eco-hell?

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Is Venezuela's pipeline the highway to eco-hell?

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Biofuel made from power plant CO<SUB>2</SUB>

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Biofuel made from power plant CO₂

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AA battery charges through USB port

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Small-scale renewable power – low-wattage thinking?

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Small-scale renewable power – low-wattage thinking?

These schemes may sound great, but this flawed idea could wreck our chances of stopping global warming, argues George Monbiot

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Plankton could power robotic submarines

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Fuels gold: Big risks of the biofuel revolution

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GM bacteria churn out 'microdiesel' fuel

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Solar alchemy turns fumes back into fuels

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