News tagged with flapping flight
In search of the original flapper... new theory on evolution of flight
Apr 06, 2009 |
5 / 5 (1) |
2
(PhysOrg.com) -- A Manchester scientist has put forward a controversial new way of tackling a typically Darwinian chicken and egg question - the evolution of flapping flight in birds.
Search results for flapping flight
To flap, or not to flap? Flapping wings can be more efficient than fixed wings, study shows
Sep 30, 2009 |
4.7 / 5 (10) |
4
(PhysOrg.com) -- According to a new Cornell study, an optimized flapping wing could actually require 27 percent less power than its optimal steady-flight counterpart at small scales.
Scientists start to unlock secrets of bird flight
Apr 09, 2009 |
4.2 / 5 (5) |
6
(AP) -- For millennia, people have watched the birds and bees and wondered: "How do they do that?" Thanks to high-speed film and some persistent scientists, at least one of the secrets of flight is now revealed. ...
Micro flying robots can fly more effectively than flies
Aug 01, 2009 |
4.6 / 5 (9) |
3
There is a long held belief among engineers and biologists that micro flying robots that fly like airplanes and helicopters consume much more energy than micro robots that fly like flies. A new study now shows ...
Birds, bats and insects hold secrets for aerospace engineers
Feb 04, 2008 |
4.2 / 5 (5) |
0
Natural flyers like birds, bats and insects outperform man-made aircraft in aerobatics and efficiency. University of Michigan engineers are studying these animals as a step toward designing flapping-wing planes ...
NASA puzzled why parachutes failed in rocket test
Space & Earth / Space Exploration
Dec 03, 2009 |
3.4 / 5 (5) |
3
(AP) -- NASA still isn't sure why two parachutes failed during a test flight of its prototype moon rocket just over a month ago.
Scientists study hummingbirds flight to develop self-propelled surveillance devices
Dec 16, 2009 |
3.8 / 5 (5) |
1
The secret to the flight of the hummingbird and other tiny birds and insects lies in the looping, swirling flow of air, called a vortex, that their flapping wings create.
Flapping wing vehicle improves on the a helicopter
Dec 11, 2008 |
4.6 / 5 (24) |
4
(PhysOrg.com) -- Since the days of Leonardo da Vinci people have tried to build machines that fly with flapping wings like a bird or an insect. Even in the jet age the idea remains attractive because such ...
Robo-bats with metal muscles may be next generation of remote control flyers
Jul 07, 2009 |
4.5 / 5 (11) |
8
Tiny flying machines can be used for everything from indoor surveillance to exploring collapsed buildings, but simply making smaller versions of planes and helicopters doesn't work very well. Instead, researchers ...
Leading edge vortex allows bats to stay aloft
Biology /
Feb 28, 2008 |
4.7 / 5 (15) |
1
Honey bees and hummingbirds can hover like helicopters for minutes at a time, sucking the juice from their favorite blossoms while staying aloft in a swirl of vortices.
Bad weather could interfere with NASA test flight
Space & Earth / Space Exploration
Oct 26, 2009 |
5 / 5 (1) |
0
(AP) -- NASA's newest rocket is on the verge of blasting off on a test flight.
List of search results for flapping flight
