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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.

Mapping the cold glow of the big bang: NASA’s firstsatellite dedicated to cosmology is providing new insights into the earlyformation of the Universe with measurements of astonishing precision. Butthe results still give no clues as to how stars and galaxi

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Where earthworms fear to tread: A foreign flatworm that eats earthworms lurks in the soil of Europe. It isn’t a plague yet, but it could become one

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The successful alchemist

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Aluminium menace in tropical wells: The weathering that made the plains of Malawi is still at work, releasing aluminium into wells. But no one knows how widespread the contamination is

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New-wave mathematics: Seeing is believing – pictures from a mathematician

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New-wave mathematics

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Growing threats to peat: The use of peat for growing plants is a mainstay of British horticulture. But unless alternatives are found quickly, the country’s dwindling peat bogs could disappear altogether

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How refugees survive: As wars swell the ranks of the displaced in the developing world, relief agencies are asking themselves why they are still failing to meet people’s basic needs

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Europe’s ambitions lost in space: Tight budgets and conflicting interests are threatening the European Space Agency’s biggest projects. The agency has only a few months left to solve these earthly problems

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Why straight sex is not safe sex

The number of AIDS cases in Western countries will peak in the mid-1990s, say some reports. But that is only half the story, as another, bigger epidemic could be on the way

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Life and death on the wagon trail: Eighty-seven pioneers set off in 1846 to cross the arid wastelands of the American Midwest – nearly half died. Their fate reveals what can happen to groups under extreme stress

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Physics

A supercollider for Europe

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Desert Storm: A space-age war – One year ago next week Iraq invaded Kuwait, provoking a war with the US and its allies. But without an armada of snooping satellites, Iraq’s battle was lost almost before it began

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Going for growth: A new institute in Cambridge takes a molecular approach to the age-old problems of developmental biology. This basic research may unlock some of the secrets of cancer

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