There was a traffic jam because a buffalo decided to take a walk on the road.

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"We need to know speeds to know if there is a traffic jam, " BMW's Freymann says.

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So every Friday at 5pm there is a traffic jam of cars full of people going to Sydney for the weekend.

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Within minutes, there is a traffic jam.

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Announcement from Genachowski : He notes that there is a WiFi traffic jam.

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The Google Now personal assistant can tell you if there's a traffic jam on your regular route home and suggest an alternative.

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In theory, if we all drive sixty-five there will never be a traffic jam.

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There will soon be a big traffic jam at 3-D theaters as Alice in Wonderland (which hit theaters last weekend), Clash of the Titans and How to Train Your Dragon all jostle for those screens.

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The effect, of course, is to slow things down and hold you up, as in a literary traffic jam and there are numerous descriptions of traffic jams and routes through London.

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