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Explore the most exciting new ideas and emerging concepts in science, health, technology and the environment with Â鶹´«Ã½â€™s exclusive in-depth articles, interviews and long reads.

Earth

Surf’s up: Learning to forecast the waves

Walter Munk worked out how to forecast surf conditions to aid amphibious invasions of the second world war – now he's a legend among surfers

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Earth

Gaia’s evil twin: Is life its own worst enemy?

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Health

AIDS denial: A lethal delusion

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Life

Animals that count: How numeracy evolved

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Physics

Moon rocks and how to spot them

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Health

Like a hole in the head: The return of trepanation

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Technology

The inside story of the Conficker worm

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Humans

Has the mystery of sex been explained at last?

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Health

How the world’s greatest golfer lost his game

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Seven things that don’t make sense about gravity

Gravity keeps our feet on the ground and our planet circling the sun, but we know remarkably little about it. Â鶹´«Ã½ investigates the force's greatest mysteries

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Gravity mysteries: What is gravity?

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Gravity mysteries: Why does gravity only pull?

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Gravity mysteries: Why is gravity so weak?

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Gravity mysteries: Why is gravity fine-tuned?

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