Robotics
People have been fascinated by bird flight for centuries, but exactly how birds can be so agile in the air remains mysterious. A new study, published Sept. 5 in Proceedings of the National Academy of Sciences, uses modeling ...
Sep 5, 2022
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93
Engineering
Since the first airplane took flight over 100 years ago, virtually every aircraft in the sky has flown with the help of moving parts such as propellers, turbine blades, and fans, which are powered by the combustion of fossil ...
Nov 21, 2018
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28432
Engineering
A team at the University of Dayton Research Institute has created a video showing what can happen to an airplane when it collides with a drone. They have presented their findings along with the video at this year's Unmanned ...
Oct 18, 2018 weblog
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148
Engineering
Project Wing, under Google parent Alphabet, has passed a crucial multi-drone test, crucial because with drones in the skies one needs to track and manage a wide range of drones simultaneously.
Jun 12, 2017 weblog
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18
Engineering
Electrification is seen as having an important role to play in the fossil-free aviation of tomorrow. But electric aviation is battling a trade-off dilemma: the more energy-efficient an electric aircraft is, the noisier it ...
Mar 15, 2023
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66
Engineering
Engineering researchers have developed a new self-healing composite that allows structures to repair themselves in place, without having to be removed from service. This latest technology resolves two longstanding challenges ...
Oct 31, 2022
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163
Automotive
Researchers at Carnegie Mellon University believe they have developed the first AI pilot that enables autonomous aircraft to navigate a crowded airspace.
Aug 8, 2022
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167
Engineering
Engineers have designed and successfully tested a more efficient wind sensor for use on drones, balloons and other autonomous aircraft.
Aug 8, 2022
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154
Telecom
The chief executives of America's largest airlines warned of a "catastrophic disruption" to travel and shipping operations if telecommunication firms roll out their 5G technology as planned Wednesday without limiting the ...
Jan 18, 2022
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189
Engineering
Having a home near a busy airport certainly has its perks. It is close to many establishments and alleviates the problem of wading through endless traffic to catch flights. But it does come at a cost—tolerating the jarring ...
Jul 13, 2021
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225
An aircraft is a vehicle which is able to fly by being supported by the air, or in general, the atmosphere of a planet. An aircraft counters the force of gravity by using either static lift (as with balloons, blimps and dirigibles) or by using the dynamic lift of an airfoil (as with vehicles that plane the air with wings in a straight manner, such as airplanes and gliders, or vehicles that generate lift with wings in a rotary manner, such as helicopters or gyrocopters).
Although rockets and missiles also travel through the atmosphere, they are not considered aircraft because they use rocket thrust instead of aerodynamic loading as the primary means of lift. A cruise missile relies on a lifting wing throughout the majority of its flight regime.
The human activity which surrounds aircraft is called aviation. Manned aircraft are flown by an onboard pilot. Unmanned aerial vehicles may be [[remotely controlled or self-controlled by onboard computers. Target drones are an example of UAVs.
This text uses material from Wikipedia, licensed under CC BY-SA
