“…[W]hat are we getting for our money? That $75 billion budget covers a vast array of projects, from perfecting new weapon systems like the Joint Strike Fighter plane to studying pure physics. Focusing on the research side of R&D, Discover looked at four key areas where the military is placing its bets: hypersonic vehicles, laser technology, using information technology and neuroscience to combine human and machine on the battlefield, and employing sociology and psychobiology to combat terrorism.”