Budgies found to fly at just two speeds

(Phys.org)—A pair of researchers has found that at least one type of birds flies at just two speed levels. In their paper published in the journal Biology Letters, Ingo Schiffner and Mandyam Srinivasan with the University ...

DARPA releases video of HTV-2 hypersonic glider flight

An unmanned glider streaks over the Pacific Ocean at 20 times the speed of sound in a video released Thursday by a U.S. defense research agency experimenting with technology that could give the military the ability to strike ...

Study examines aerodynamic performance of nylon shuttlecocks

Badminton traces its roots back more than a millennium, but the modern version of the racket game originated in the late 19th century in England. Today, it is the second most popular sport in the world behind soccer, with ...

NASA uses two worlds to test future Mars helicopter designs

For the first time in history, two planets have been home to testing future aircraft designs. In this world, a new rotor that could be used with next-generation Mars helicopters was recently tested at NASA's Jet Propulsion ...

More than a bumpy ride: Turbulence offers boost to birds

Most sensible air travelers dread turbulence. A little atmospheric hiccup can shake airplanes, rattle nerves and spill beverages. A Cornell University-led study found that birds don't mind at all.

When Concorde first took to the sky 50 years ago

When the misty skies cleared over southern France on the afternoon of Sunday March 2, 1969, the green light was signalled for the highly anticipated first ever flight of the Concorde.

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