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

Test your knowledge of taxicab geometry, triangular numbers, the golden ratio and more.

The winning numbers in Tuesday's drawing of the "Virginia Cash 5 with EZ Match" game were: 10, 17, 19, 33, 45 ...

The winning numbers in Saturday's drawing of the "Washington Match 4" game were: 1, 4, 18, 24 (one, four, eightteen, twenty-four) Advertisement Article continues below this ad For more lottery ...

The winning numbers in Monday's drawing of the "Pennsylvania Match 6 Lotto" game were: 3, 27, 28, 33, 38, 41 ...

The winning numbers in Wednesday's drawing of the "Washington Match 4" game were: 4, 17, 19, 20 ...