Science: Algae tell of Arctic's ice-free past
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This week's magazine
On the cover
Table of contents
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Cocaine growth
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Bad timing puts babies at risk: When carried out in early pregnancy, a minor operation used in diagnosing inherited disease in the fetus has been linked to birth defects
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Science: Major galaxy cluster eluded astronomers
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Clinton wants plan to reconcile forestry and wildlife
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What am I bid for two tonnes of sulphur dioxide?
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Rat virus
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Star struck
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Searching for subatomic 'soup'
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Outer body
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Green savings
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Laxer laws?
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Pentagon is 'second rate' in germ warfare
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Basic research suffers from the appliance of science
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French may eat Indonesia out of frogs
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How seabirds win and lose in the fishing stakes
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Crop centre for a greener revolution
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Tracking turtles' ocean highways
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Close encounters of the shattering kind
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WHO chief under pressure after critical audit
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US Army defies advice on controversial vaccine trial
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Narmada dam fails World Bank's final test
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Comment: Who's in trouble again?
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Comment: Gotcha!
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Drug no protection against onset of AIDS
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Letters: No way in
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Letters: No way in
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Letters: God and science
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Letters: Careful counsel
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Letters: Different diets
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Letters: Provocative hum
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Letters: Whales are cuter
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Letters: Burning issue
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Letters: Cool moves
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Letters: Slower if lower
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Letters: Dry goodbye
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Letters: Mystery frog
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Feedback
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Forum: On the origin of theses - Dissertations depend too much on survival of the fattest says Dave Mitchell
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Thistle Diary: Future hopes, flights of fancy and glue sniffing - Comment from Westminster by Tam Dalyell
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Letters: DNA fingerprints
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Forum: An artist among viruses - Colin Tudge considers some tactics of transmission
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Review: A lustrous fragment of life
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Review: Navigation across time and the world
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Paperbacks: Roy Herbert examines the mind of God, ventures into Flatland, and solves a problem or two
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Review: Essays on nature
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Brain cells made for seeing
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Review: Conformity, control and coercion
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Sometimes in the recent future . . .: Somputer viruses? Terrorists holding the children of millionaires to ransom? Global computer networks? Stringent car emission standards in California? John Brunner predicted them all in science fiction novels 20 year
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Flying industry's green standard: From next year, businesses will be able to apply for the British Standards Institution's environmental management standard. Will it lead to greener practices - or public relations exercises?
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A glowing future for silicon: Chips and circuits could work much faster if they used light to communicate with each other. Fragile layers of porous silicon could be just the thing to let them do it
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Technology: Electron avalanche aids photon detection
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Technology: All wired up for a view of the future
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Technology: Spiral escalator winds up in a museum
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Technology: Biofilters spruce up sewage for the Seine
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Technology: Exterminator stalks shrieking feedback
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Technology: Compost toilet brings relief to beauty spots
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Technology: Blood cell 'factory' aims to end transfusions
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