Researchers from the CNRS and Université de Rennes 1, in collaboration with Airbus, have designed a visual pattern that elicits long-term avoidance of high-risk areas by raptors. The work clears the way for further investigation ...
Plants & Animals
Oct 11, 2018
2
107
You've probably seen them, perhaps on long roadtrips: wind turbines with enormous, hypnotic rolling blades, harnessing the clean power of wind for conversion into electric energy. What you may not know is that for the explosion ...
Soft Matter
Oct 4, 2018
13
990
Japanese scientists have identified a metal that can stand up to constant forces in ultrahigh temperatures, offering promising applications including in aircraft jet engines and gas turbines for electric power generation.
Materials Science
Sep 28, 2018
0
71
Ultra-fast vibrations can be used to heat tiny amounts of liquid, experts have found, in a discovery that could have a range of engineering applications.
General Physics
Sep 10, 2018
0
43
Giving someone the "silent treatment" during courtship might not be the best strategy for romance. But, new research shows hoary bats fly with little or no echolocation at all as a possible mating-related behavior.
Plants & Animals
May 2, 2018
0
171
The U.S. Army Research Laboratory's Center for Unmanned Aircraft Systems Propulsion made an historic first with its experiment in a gas turbine combustor using X-rays. The data will help advance gas turbine engine designs ...
Engineering
Apr 13, 2018
0
184
To build more aerodynamic machines, researchers are drawing inspiration from an unlikely source: the ocean.
General Physics
Feb 6, 2018
2
468
With global carbon emissions on the rise, wind power continues to be an attractive option for states and countries looking to limit fossil fuel use and increase renewable energy. Wind already accounts for over 5 percent of ...
Energy & Green Tech
Nov 17, 2017
7
100
Many species of owl are able to hunt without being heard by their prey by suppressing the noise of their wings at sound frequencies above 1.6 kilohertz (kHz)—including the range at which human hearing is most sensitive.
Mathematics
Sep 27, 2017
0
136
Researchers have demonstrated, for the first time, that an optical analysis method can reveal weak areas in ceramic thermal barrier coatings that protect jet engine turbines from high temperatures and wear. The technique ...
Optics & Photonics
Aug 9, 2017
1
8
