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Arthur "Kit" Murray, the test pilot who in 1954 became the first pilot to fly above 90,000 feet, and see Earth's curvature in flight in a Bell X-1A,

pushed the cyclic full left, rolling the helicopter into what feels like a curlicue roller coaster ride. "It took me forever to figure out how to roll without losing altitude," said Aaron, who typically rolls at 500 feet agl during airshow performances

Outbursts observed on the sun last week do not portend new problems for GPS reception or other systems as solar flares and eruptive events known as coronal mass ejections fire up during an increasingly active phase,

"This month´s video tip: Tips for Good Landings Martha gives you helpful hints on using a sight picture, power setting, and aiming point for a good landing every time."

"The National Aeronautic Association has certified the July 13 record for the University of Maryland's human-powered helicopter called Gamera. It achieved liftoff and hovered for 11.4 seconds, setting U.S. records for flight duration and for flight duration by a female pilot. (Watch a video of the flight.). It was designed and built by graduate and undergraduate students at the University of Maryland's A. James Clark School of Engineering and piloted by biology student Judy Wexler. "

"Taylor De Ley of Yorba Linda, Calif., may be only 17, but as he starts his college education this week he has already focused on a professional pilot career and completed a 10,492-nautical-mile solo flight to the four corners of the nation. That's more than most kids his age. He now has 340 total flying hours. He dedicated the flight to giving fellow teens who are "stuck playing video games" a taste of the flying adventure "

basic concepts of aerodynamics