NewScientist The Last Word - Tag 'tennis' details

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Why do tennis balls have that wiggly line on them? Does it affect their flight? Alan Glass, London, UK
Editorial status: In magazine. (1 vote) average rating:4 There are 4 answer(s) for this question. View answers \| Submit an answer

How accurate can the automated tennis line-judging system called Hawkeye be? Surely for the level of accuracy it seems to offer, it would need far more cameras than appear to be present at major tennis tournaments. Yet everybody happily accepts its rulings. How does it work? Franco Pallatini, New York, US
Editorial status: In magazine. (no votes) There are 5 answer(s) for this question. View answers \| Submit an answer

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