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World's communications network due an energy diet

Technology

World's communications network due an energy diet

Leading telecoms firms say they can cut the energy use of our communication networks by 1000 fold in just a few years

News

NASA feels 'plutonium pinch' earlier than expected

Space

NASA feels 'plutonium pinch' earlier than expected

News

Earth

Avoiding dangerous warming by 2100 'barely feasible'

News

Artificial leaf could make green hydrogen

Earth

Artificial leaf could make green hydrogen

News

2009 review: In green tech we must trust

Earth

2009 review: In green tech we must trust

News

2010 preview: Automotive X Prize contestants power up

Earth

2010 preview: Automotive X Prize contestants power up

News

Plastic bags recycled into nanotubes

Technology

Plastic bags recycled into nanotubes

News

The research that might save us after Copenhagen

Earth

The research that might save us after Copenhagen

News

Battery lithium could come from geothermal waste water

Earth

Battery lithium could come from geothermal waste water

News

Wind farms don't affect property prices

Earth

Wind farms don't affect property prices

US government study of thousands of house sales across the country concludes that wind turbines take no toll on property values

News

Earth

California gives green light to space solar power

News

Earth

Cheap catalyst can make and break hydrogen

News

Technology

Solar-powered night-flying plane makes its first 'flea hop'

News

Plenty more oil, but use it wisely

Opinion