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whales and dolphins

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About time, too: Your questions answered

Readers posed their questions about the nature of time to physicist Sean Carroll – now check out his answers

Books & Arts

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Rival theories transmuted into a Parisian intrigue

Books & Arts

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Understanding fear in brain and body

Books & Arts

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Intellectual adventure worthy of a very big birthday

Books & Arts

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A leap too far in this multiverse explanation of time

Books & Arts

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Life

Drug-resistant HIV set for rapid upsurge

News

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Technology

CO2 in the air could be green fuel feedstock

News

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A moose in suburbia: pest or neighbour?

Books & Arts

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The internet's irregular troops

Books & Arts

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Unseen hand that guided the 'miracle on the Hudson'

After a stricken passenger jet ditched safely, its pilot became a hero – but a new book, Fly By Wire, gives credit to his immaterial assistant

Books & Arts

Richard Doll's smoking gun

Books & Arts

No bananas on my space flight

Books & Arts

Technology

World's communications network due an energy diet

News

Space

NASA feels 'plutonium pinch' earlier than expected

News

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