Packing heat makes you more likely to get shot PACKING heat may backfire. People who carry guns are far more likely to get shot than those who are unarmed, a study of shooting victims in Philadelphia, Pennsylvania, has found. It would be impractical ā not to say unethical ā to randomly assign volunteers to carry a gun or not and see what happens. So … News
Fusion is a gamble worth taking "IT HAS long been the ambition of scientists to emulate the sun." This is how, half a century ago, John Cockcroft, one of the great nuclear pioneers, began an article in this magazine on the prospects for generating useful energy from nuclear fusion. Today sceptics joke that fusion is the energy source of the future … Opinion
Life Are you asleep? Exploring the mind's twilight zone Blurred lines between asleep and awake EARLIER this year, a puzzling report appeared in the journal Sleep Medicine . It described two Italian people who never truly slept. They might lie down and close their eyes, but read-outs of brain activity showed none of the normal patterns associated with sleep. Their behaviour was pretty odd, … Features
Enigma Number 1566 Consistently older Yesterday was Harry's birthday and also Tom's birthday. Harry is the older. Harry's current age, Tom's current age and the difference between their ages are each the product of two primes. The six primes are all different. Before Harry reaches the age of 90, there will be three further years during which his … Regulars
Ig Nobels special and Darwin Now competition Ig Nobel prizes 2009 FEEDBACK'S favourite prizes, the Ig Nobels, were handed out on 1 October at Harvard University in a ceremony organised by the Annals of Improbable Research . After a year of global financial turmoil, the theme was risk, expounded in a 1-minute keynote address by BenoĆ®t Mandelbrot, the mathematician who years ago … Regulars