This week's magazine

Letters: Light search

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Letters: Whale milking

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Letters: Sex and risk

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Letters: Exam questions

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Letters: Hacked to death

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Letters: Frog in the rock

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Letters: Watching the earth

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Letters: Upland forests

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Letters: Forest fires

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Letters: WHO's troubles

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Thistle Diary: Infernal wastes and nuclear nasties - Comment from Westminster by Tam Dalyell.

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Letters: Boring theses

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Letters: Insect fossils

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Letters: Growth spurts

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Forum: Wobbling one's way along in words - Ian Gordon on freewheeling in another language.

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Letters: A hidden disease

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Review: The pain of a world blind to itself

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Review: A private man in the public eye

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Review: On the trail of urban disaster

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Review: A la reconstruction du temps perdu

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Review: Moral questions, moral imperatives

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Review: Digging out the roots of poverty

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Forum: Science and politics in the greenhouse - Stefan Rahmstorf attempts to unravel a tangled debate

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What can you do with a missile designer?: Russian scientists working in military research were an elite, pampered corps. Now they are struggling to adapt and survive.

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The hot new star of microchips: The most complex microprocessor ever developed makes it debut in personal computers this month. The chip promises faster procesisng but its long-term success depends on reducing its high power consumption

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Beyond cosmic ripples: A year ago cosmic ripples from the big bang made headlines round the world. But has the discovery brought us any closer to understanding why the Universe is as it is?

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Technology: Swelling brain captured by imager

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Technology: Shoestring satellite

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Africa tames the town planners: How do you provide seven million people with homes that they want to live in? South Africa's architects and town planners have got to learn quickly

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Technology: Fractals put on the big squeeze

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Technology: How a fax keeps its secrets

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Technology: Human subs get set fao Florida's wet races

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Technology: War victims bring archaeology up to date

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Technology: Japan drives ship engine onto the road

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Technology: BT tries to make cable pay its way

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Science: Multiperfect numbers proliferate in Colorado

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Science: Chameleon-like neutrinos elude detection

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Science: Anticancer vaccine undergoes human trials in China

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Carbon tax blocked

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Cosmic half-century

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Dioxin source

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A colourful dream for tiny worlds

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Recycled bullets

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Water saving

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Keeping time

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Sisterly subject

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The hidden cost of sex selection: Many people fear that if parents can choose the sex of their children, any imbalance of the sexes that results will lead to social upheaval. But this could be the least of our worries

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Science: Fish fossils could reveal oil reserves

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Science: High-temperature superconductors are unstable

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Science: Rainbow-coloured bucyballs light up the lab

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Science: Mongolia's early bird fails the flight test

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Mud flats test Tokyo's green resolve

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Special coastal sites wiped off the map

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Union Carbide officials face prosecution

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Quake watchers probe California's weak spot

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US generals take aim at spy satellites

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Hiroshima data lead to tighter radiation limits

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Clinton vows to take lead over conservation

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Queensland sets out rights over native species

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Atmospheric ozone hits a new low

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Comment: The numbers game

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Iraq caught out over nerve gas attack

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Romans coy about a private function

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Decision looms over WHO chief

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Resistant TB rises in Third World

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Frosty reception greets cold fusion figures

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Comment: One nation's interpretation

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