Philosophical Transactions of the Royal Society of London. Series A, Mathematical and Physical Sciences, Vol. 242, No. 844 (Dec. 20, 1949), pp. 153-171 (19 pages) The steady, supersonic, irrotational, ...

The fastest serve ever recorded by a ping-pong player moved at about 70 mph (113 km/h). Professor Mark French of Purdue University's Mechanical Engineering Technology department and his graduate ...

“We were in a turn and climbing when one of the inlets showed signs of instability. Shortly thereafter—KER BLAM!—the aircraft slammed my head against the side of the cockpit and then momentarily ...

Boeing and the US Air Force have demonstrated that active flow control can enable safe munitions release from a weapons bay at high supersonic speed, paving the way for future strike aircraft to ...

"See what it’s like to fly America’s first civil supersonic jet: listen to air traffic control, takeoff from Mojave, push the ...