Fuel tests don't dish the dirt THE aviation fuel contaminant believed to have been responsible for grounding nearly half the light aircraft in Australia (New Scientist, 22 January, p 7) was not detected because standard aviation fuel tests are not sensitive enough, according to an independent expert who has been asked to assess fuel testing procedures. "The international regulations are going … News
Humans Washington diary THERE'S a time-honoured tradition in Washington that if you want to release unpleasant, unpopular or unflattering news to the press, do it late on a Friday. Federal agencies are quite adept at this trick. It has several advantages. By the time reporters get the news, most of the key sources will have left their offices, … Opinion
The border of order SWIMMING serenely through the freezing waters of the Antarctic, the winter flounder is unaware of the interest it is provoking among scientists in cosy labs on the other side of the world. It goes quietly about its business in seas that ought to turn the fluid in its blood to ice. Yet the flounder doesn't … Features
Amazon adventure Alfred Russel Wallace, who reached the same conclusion about natural selection as Darwin did and collaborated with him, spent four years in the Amazon making drawings of the flora and fauna there. Disaster hit on his way home in 1852. His ship caught fire, leaving him time only to snatch one box of sketches while … Books & Arts
Genetic Maps and Human Imaginations: The Limits of Science in Understanding Who We Are by Barbara Katz Rothman Books & Arts
Feedback OVER recent months electronics companies have come up with ideas for wristwatch-sized devices that function variously as a cellphone, pager, voice recorder, radio, TV, camera, GPS satellite navigation system or computer. Consumers get very excited by these promises, because a watch is one of the few things we carry with us at all times. The … Regulars