This air intake collector is designed to harvest sufficient air particles as it skims the top of the atmosphere to fuel an "air-breathing" electric thruster. The aim is to help satellites to overcome atmospheric drag to operate ...
Space Exploration
Jul 22, 2020
1
8
If you've ever turned down a city street only to be blasted with air, you've stepped into what is known as an urban canyon.
Earth Sciences
Mar 31, 2020
0
234
Thin metallic tethers for Coulomb drag devices that tow satellites and spacecraft can now be produced more easily than before. Scientists of the Finnish Meteorological Institute have developed a method to produce multi-wire ...
Space Exploration
Mar 25, 2020
5
13
Since most autonomous underwater vehicles must carry their own energy when working under water, variable methods are usually adopted to improve endurance, such as low-power electronic equipment, efficient propulsion method ...
Materials Science
Mar 20, 2020
0
5
Some intriguing physics can be found at the interfaces between fluids, particularly if they are straddled by particles like proteins or dust grains. When placed between un-mixable fluids such as oil and water, a variety of ...
General Physics
Mar 18, 2020
0
5
The outskirts of the Milky Way are home to the galaxy's oldest stars. But astronomers have spotted something unexpected in this celestial retirement community: a flock of young stars.
Astronomy
Jan 8, 2020
8
5105
Thrips are tiny insects 2 millimeters long, about as long as four human hairs are thick. Thrips are known for their unwelcome ability to devour garden plants and, lately, to inform the design of microrobotics.
General Physics
Dec 10, 2019
1
16
Imaging technology has vastly improved over the past 30 years. It's been about that long since the flow coming off of the base of projectiles, such as ballistic missiles, has been measured. Researchers in the Department of ...
General Physics
Nov 7, 2019
0
14
Drag performance is enjoying a sparkling moment under the international spotlight and its new found popularity is leading to new hybrid forms. Drag has peaked because of TV series RuPaul's Drag Race, which boasts 11 seasons ...
Social Sciences
Oct 23, 2019
4
3
Positive steps towards solving the problems discovered with the ExoMars mission parachutes have been taken in the last month to keep on track for the July-August 2020 launch window.
Space Exploration
Oct 15, 2019
0
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