When a current passes between two electrodes—one thinner than the other—it creates a wind in the air between. If enough voltage is applied, the resulting wind can produce a thrust without the help of motors or fuel.
Engineering
Apr 3, 2013
35
0
These days, aerospace engineering is all about the light stuff: building airplanes with lighter wings, fuselage and landing gear in an effort to reduce fuel costs.
Nanomaterials
May 20, 2013
4
0
(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.
General Physics
Sep 30, 2009
4
0
You've got to hand it to Elon Musk - he certainly dreams big. The entrepreneur loves to take on tough technical challenges and turn them into business opportunities. He revolutionized online payment services with PayPal, ...
Engineering
Aug 15, 2013
43
0
Swans and geese are the envy of aeronautical engineers. Even plump geese can perform remarkable aerial acrobatics – twisting their body and flapping their powerful wings while keeping their head completely still.
Engineering
Aug 31, 2015
2
1123
A recent research study conducted by City, University of London's Professor Christoph Bruecker and his team, has revealed a novel correlation in the way sealions and rats use their whiskers, which paves the way for the online-monitoring ...
Plants & Animals
Feb 13, 2020
0
85
An airplane's digital flight-data recorder, or "black box," holds massive amounts of data, documenting the performance of engines, cockpit controls, hydraulic equipment and GPS systems, typically at regular one-second intervals ...
Engineering
Sep 12, 2011
1
0
Purdue University students are designing and building a rocket engine that might be used in a vehicle to land on the moon.
Space Exploration
Sep 14, 2011
0
0
Humans may move one step closer to colonizing space thanks to a new research project that NASA is funding at South Dakota State University, the South Dakota School of Mines and Technology and Oglala Lakota College.
Space Exploration
Aug 2, 2011
1
0
(Phys.org) -- Aeronautical engineers believe hypersonic planes flying at seven to 15 times the speed of sound will someday change the face of air and space travel. That is, if they can master such flight's known unknowns.
Engineering
May 16, 2012
2
0
