Decades ago, Paul Erdős used randomness to illuminate the vast and weird world of networks. Now mathematicians are making his ...
How Emmy Noether's theorem uses the Lagrangian to provide a formula for calculating the quantity of symmetries in a system—like the orbit of planets.
Fred Newton promotes his record-breaking journey. Courtesy of the Newton Family The morning of July 6, 1930, Fred Newton waded into the Mississippi River in Minneapolis and started swimming. He told ...