Technology Chips off the old block Imperfect microchips cost chip makers millions of dollars a year. Up to half of the chips cut from each silicon wafer can be duds, but it's so expensive to identify individual faults that most are thrown away. To cut down on this wastage, Finnish communications company Nokia plans to divide the circuitry in each chip … News
Westminster diary DO pregnant women risk a miscarriage if they spend a lot of time exercising in public swimming pools? New Scientist reported that a team at Imperial College, London, headed by Mark Nieuwenhuijsen, found these pools contained high levels of some by-products of chlorination that have been linked to miscarriage (13 April, p 17) . I … Opinion
Dream homes A POPULAR song in the 1960s famously dismissed newly constructed Californian housing as "little boxes made out of ticky-tacky" that all looked just the same. And social critics have complained endlessly about the drab conformity of London's suburbs—suggesting occasionally, in despair, that people who chose to live in identical houses could never be expected to … Features
Making it big WHEN the lottery balls fall, anyone who's bought a ticket can't help willing the outcome to match their numbers. The reality is that the odds are heavily stacked against any particular combination coming up. In Britain's Lotto, for example, players pick six numbers between 1 and 49, so the chance of any given ticket hitting … Inside Science
Feedback FEEDBACK was recently in Prague for an airline conference. The major airlines are all looking for someone or something to blame for the slump in their business (the much lower fares offered by airlines like EasyJet, Go and Ryanair don't count, of course). Fear of flying was high on the blame list. Dutch clinic VALK, … Regulars