IN the second volume of his large treatise on the integral calculus, Mr. Edwards deals with multiple integrals, gamma functions, Dirichlet integrals, definite integrals in general, contour integration ...

Kim Kardashian posted about it on Instagram and got 3.4 million likes. Bryan Johnson spends $2 million a year chasing it. And somewhere on London’s Harley Street, a year-long health optimization ...

Thomas Jorling, adviser to Republicans who cosponsored the 1970 law, disputes the Trump administration’s claim that it shouldn’t apply to planet-warming greenhouse gases. By Karen Zraick Offshore wind ...