Caltech scientists have found a fast and efficient way to add up large numbers of Feynman diagrams, the simple drawings ...

The average price of motorcycle insurance in Pennsylvania is $30 per month. Progressive, Dairyland and Harley-Davidson all offer cheaper rates at just $16 per month.

The cheapest motorcycle insurance company in Wisconsin is Progressive, with an average rate of $10 per month, $13 per month less than the state average.