Scientists have long seen a puzzling pattern in tokamaks, the doughnut-shaped machines that could one day reliably generate electricity from fusing atoms. When plasma particles escape the core of the ...
Summary and Key Points: A century ago, the U.S. Navy tested a startling idea: a “flying aircraft carrier.” -The rigid airships USS Akron and USS Macon carried and launched tiny Curtiss F9C Sparrowhawk ...