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California gives green light to space solar power

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

News

Earth

Cheap catalyst can make and break hydrogen

News

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

Technology

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

News

Extreme oil: Scraping the bottom of Earth's barrel

Earth

Extreme oil: Scraping the bottom of Earth's barrel

Features

Climate control for your desk

Earth

Climate control for your desk

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Plenty more oil, but use it wisely

Opinion

Technology

Split-personality home routers can cut net energy use

News

Technology

Safety flaws in US next-gen nuclear reactors

News

First osmosis power plant goes on stream in Norway

Earth

First osmosis power plant goes on stream in Norway

News

Lotus leaf solar cells soak up more power

Technology

Lotus leaf solar cells soak up more power

Peppering the cells' surface with nanoscale domes could cut reflections and improve efficiency by as much as 25 per cent

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Earth

Nuclear fuel: are we heading for a uranium crunch?

News

Earth

Five eco-crimes we commit every day

Features

Earth

US bets $150m on high-risk renewable energy

News

Earth

Low-carbon road map for China

News