Yet it seems to know the speed of an unladen European swallow: http://www.wolframalpha.com/input/?i=speed+of+an+unladen+european+swallow http://www.wolframalph

Yet it seems to know the speed of an unladen European swallow: http://www.wolframalpha.com/input/?i=speed+of+an+unladen+european+swallow http://www.wolframalpha.com/input/?i=speed+of+an+unladen+eur... It's not as sure about unladen African swallows though. http://www.wolframalpha.com/input/?i=speed+of+an+unladen+african+swallow http://www.wolframalpha.com/input/?i=speed+of+an+unladen+afr...