Looking to goose American participation in science, math and technology, President Obama's "Sputnik moment" lacks the urgency and clarity of the original.
It's not insufficient schooling or a shortage of scientists. It's a lack of job opportunities. Americans need the reasonable hope that spending their youth preparing to do science will provide a satisfactory career.
In spite of major advances in offensive military technology, researcher Marco Nilsson says the most cost-efficient weapon is a motivated soldier fighting a defensive war.