Space
NASA feels ‘plutonium pinch’ earlier than expected
Some NASA missions that need plutonium-238 fuel are already off the agenda, despite estimates that a shortage would not bite until after 2020
News
Earth
Avoiding dangerous warming by 2100 ‘barely feasible’
News
Earth
Artificial leaf could make green hydrogen
News
Earth
2009 review: In green tech we must trust
News
Earth
2010 preview: Automotive X Prize contestants power up
News
Physics
Plastic bags recycled into nanotubes
News
Earth
Wind farms don’t affect property prices
News
Earth
The research that might save us after Copenhagen
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Earth
Battery lithium could come from geothermal waste water
News
Earth
California gives green light to space solar power
The state has approved a deal in which the Pacific Gas and Electric Company will buy power beamed down from satellites beginning in 2016
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Earth
Cheap catalyst can make and break hydrogen
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Technology
Solar-powered night-flying plane makes its first ‘flea hop’
News
Plenty more oil, but use it wisely
Opinion
Earth
Climate control for your desk
News