The technology behind some of the world's natural wonders should stay unexplained, argues Vitali Vitaliev. THE SUREST sign of autumn in the UK is a glossy pamphlet 'Leaf Fall Train Times' that I pick up at a railway station. According to the latest, the 'leaf fall' (for which, read 'autumn') in Britain this year will last between 15 October and 7 December, As always, it. will be the time when all trains slow down to avoid skidding along the track and damaging their wheels as a result of "a thin, but extremely slippery coating on the rail head", as explained in the same helpful pamphlet. In plain words, for ordinary commuters like myself, it means fewer trains and longer journey times.
展开▼
