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Ten ways to save the world

Earth

Ten ways to save the world

A new book describes the technologies we need to adopt if we are to win the war against climate change

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Technology

Smart drug implant has batteries included

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Whatever happened to the hydrogen economy?

Earth

Whatever happened to the hydrogen economy?

Features

Heat we emit could warm the Earth

Earth

Heat we emit could warm the Earth

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Cyborg leaf makes working solar power plant

Earth

Cyborg leaf makes working solar power plant

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Computer chips give new spin on saving energy

Technology

Computer chips give new spin on saving energy

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Under construction: The fuel tank of the future

Earth

Under construction: The fuel tank of the future

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Plumbing the oceans could bring limitless clean energy

Earth

Plumbing the oceans could bring limitless clean energy

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Electric production car just keeps on going

Earth

Electric production car just keeps on going

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Sun shines on future Mars colonies

Space

Sun shines on future Mars colonies

Despite problems with NASA's Phoenix lander, the Sun's rays could match nuclear power for powering a human base on Mars, say energy specialists

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Earth

Solar cells need to be more dull to power up

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Earth

Energy Agency warns of 6 °C rise in temperatures

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Earth

Fungal diesel could revolutionise fuel production

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Technology

Electric sports car back from the financial brink

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