Experts at the University of Bristol have discovered that the scales on moth wings act as excellent sound absorbers even when placed on an artificial surface.
Biotechnology
Jun 14, 2022
2
282
Aviation history was made when the University of Toronto's human-powered aircraft with flapping wings became the first of its kind to fly continuously.
Engineering
Sep 22, 2010
25
0
Walking on Caltech's campus, research engineer Chris Roh (MS '13, Ph.D. '17) happened to see a bee stuck in the water of Millikan Pond. Although it was a common-enough sight, it led Roh and his advisor, Mory Gharib (Ph.D. ...
General Physics
Nov 18, 2019
1
7561
Every bit of weight on an aircraft increases the fuel, emissions and money required to put it in the air. NASA and Boeing have been working together to design a longer, thinner and lighter wing – so different from typical ...
Space Exploration
Apr 6, 2016
5
143
(PhysOrg.com) -- Many trees disperse their seeds by releasing "helicopters," those single-winged seeds that are also called "samaras." As these seeds fall to the ground, their wing causes them to swirl and spin in a process ...
A new study from Columbia Engineering and Harvard identified the critical physiological importance of suitable temperatures for butterfly wings to function properly, and discovered that the insects exquisitely regulate their ...
Plants & Animals
Jan 28, 2020
0
2619
(PhysOrg.com) -- James Dyson, inventor of the bag-less vacuum cleaners has taken his invention one step further with the unveiling of the bladeless fan. Using 'Air Multiplier' technology the bladeless fan pushes 119 gallons ...
(PhysOrg.com) -- Researchers working with the Japanese Ministry of Self-Defense have created what they claim is the worlds first completely spherical flying robot. The robot, which has roughly the same dimensions as a soccer ...
(PhysOrg.com) -- Flitting among the cool slopes of the Appalachian Mountains is a tiger swallowtail butterfly species that evolved when two other species of swallowtails hybridized long ago, a rarity in the animal world, ...
Plants & Animals
Sep 8, 2011
3
1
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 that a fly ...
Engineering
Aug 1, 2009
3
0
