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E. coli engineered to make convenient 'drop-in' biofuel

Genetically modified bacteria that munch on sugar to produce refinable oil could bring down the cost of switching to cleaner liquid fuels

News

US food waste worth more than offshore drilling

Earth

US food waste worth more than offshore drilling

News

Green machine: A salty solution for power generation

Earth

Green machine: A salty solution for power generation

News

Technology

Alternative nuclear fuel is surprisingly reactive

News

Green machine: A new push for pond scum power

Earth

Green machine: A new push for pond scum power

News

Stabilisers will let deep-sea wind turbines stand tall

Earth

Stabilisers will let deep-sea wind turbines stand tall

News

Earth

Hot electrons could double solar cell efficiency

News

Mystery glitch? Blame it on the sun

Space

Mystery glitch? Blame it on the sun

News

Green machine: Bacteria will keep CO<SUB>2</SUB> safely buried

Technology

Green machine: Bacteria will keep CO₂ safely buried

News

Second well on the way to cap Deepwater Horizon

Earth

Second well on the way to cap Deepwater Horizon

Capping the flow of oil from the stricken rig by drilling another well is a huge technical challenge, but it has to work

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Earth

Green machine: Recycled batteries boost electric cars

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Earth

Wonderfuel: Welcome to the age of unconventional gas

Features

Earth

Green machine: Cars could run on sunlight and CO₂

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Earth

Sailing ships could harvest fuel from the oceans

News