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Placebos at large: the power of society's symbols

Health

Placebos at large: the power of society's symbols

The world is brimming with symbols, including national flags, which trigger a phenomenon akin to medicinal placebos, argues psychologist Nicholas Humphrey

Opinion

Crude-oil spill blights idyllic Thai island

Earth

Crude-oil spill blights idyllic Thai island

Regulars

Out-of-control oil leaks at Canadian tar sands site

Earth

Out-of-control oil leaks at Canadian tar sands site

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Google searches mined to uncover our true opinions

Technology

Google searches mined to uncover our true opinions

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Earth

We can't afford to wait on climate change

Opinion

Outbreak of global warming optimism is naive

Earth

Outbreak of global warming optimism is naive

Comment

A garden of my own amid a sea of garbage

Earth

A garden of my own amid a sea of garbage

Regulars

Thirsty clean energy may add to water stressed world

Earth

Thirsty clean energy may add to water stressed world

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Storm warning: The winds of climate change

Earth

Storm warning: The winds of climate change

Features

Dam! Beavers have been busy sequestering carbon

Earth

Dam! Beavers have been busy sequestering carbon

Beavers aren't going to save the world – but the dams and flooded meadows they construct do a surprising amount for carbon capture and storage

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Earth

China and the US agree a deal on slowing emissions

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Earth

Fight to preserve pristine Antarctic ecosystem stalls

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Earth

1978 in pictures: Why it was the best year so far

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Earth

Bring back the spirit of '78

Opinion