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fossil fuels

High-tech sponge could take hydrogen cars further

Earth

High-tech sponge could take hydrogen cars further

The battle to squeeze the most gas safely into hydrogen vehicles continues, but will "nanosponges" or ants' poison win out?

News

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Earth

Google announces plan to wean US off coal and oil

News

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Earth

Tax credits promise brighter outlook for solar energy

News

Steam power takes to the road again

Earth

Steam power takes to the road again

Features

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Earth

Is Google gobbling up too much power?

News

Invention special: Green technology

Technology

Invention special: Green technology

News

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Earth

Fuel thinner turns diesel cars into greener machines

News

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Earth

Climate change: how Obama and McCain compare

News

US House lifts 27-year ban on coastal drilling

Earth

US House lifts 27-year ban on coastal drilling

News

Mean machines go green

Earth

Mean machines go green

Stunning performance, awesome economy, no compromise. Electric cars are coming of age, says Jim Giles

Features

Earth

Editorial: A helping hand for clean technologies

Opinion

Earth

Invention: Oil-sands digester

News

Earth

New bug ferments green fuel on the cheap

News

Earth

International nuclear rules bent for India deal

News

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