Rogue star smashed up the solar system A ROGUE star may have ploughed through our solar system in the distant past. It would have shaken up the outer reaches and could explain the peculiar properties of the icy bodies which orbit in the Kuiper belt. These balls of ice, up to a few thousand kilometres across, inhabit the region between Uranus and … News
Humans Westminster diary AIRPORT expansion has become a very hot issue. Airlines are major carbon dioxide emitters, so it is highly appropriate that we know just what subsidy they get when the aviation kerosene they use is not taxed. I asked Treasury ministers to say what they estimate to be the cost of not taxing this fuel in … Opinion
An island of no importance This is a story of two far-flung relics of the British Empire, two tiny dots in an ocean. It is a story of how saving one of them, in the name of science, wrecked the lives of citizens on the other, and of a scientist with deep regrets about his role in the tragedy. And … Features
Taking the high road IN SCOTLAND, Chris Hillier is a new kind of scientist, and precisely the kind its government, the Scottish Executive, would like to see more of. He has managed to turn his research ideas into commercial realities without having to leave Scottish soil. In just a few years Hillier and his colleagues have turned his technique … Careers
Feedback TO BARK, or not to bark? That is the question posed by the latest Expert Verdict catalogue, which offers two contradictory products. The first is a device that sends an ultrasonic signal as a deterrent to barking dogs. "Bark Free works both indoors and out in a 25' range, so you can use it to … Regulars