Are us americans the smartest people on earth?

just curious cause we invented the a bomb, the television, the radio, the ford, microsoft an bill gates, rock an roll an tons of other stuff. we also have the most money which is a sign of being smart an we have schools like harvard an yale so can i make the case that we are not only teh greatest nation on earth but the smartest also. oh yeah if your going to flame me go ahead an name one canadian invention or one ivy league college in canada (hint; the ivy schools are all in america harvard yale princeton colombia an darmtouth.