35,000 feet is standard cruising altitude for a commercial jet airplane, but at those lofty heights the air temperature plummets below -51 degrees Celsius and ice can easily form on wings. To prevent ice formation and subsequent ...
Plasma Physics
Apr 1, 2019
1
45
Bats are among nature's best flyers—able to fly for long periods of time, maneouvre in mid-air with pinpoint precision and get into some very tight spaces. However, scientists have not fully understood exactly how bats ...
Engineering
Feb 28, 2019
0
11
A further increase in the performance of supercomputers is expected over the next few years. So-called exascale computers will be able to deliver more precise simulations. This leads to considerably more data. Fraunhofer ...
Engineering
Jan 30, 2019
0
6
A recent study affiliated with UNIST has introduced a novel electric vehicle (EV) battery technology that is more energy efficient than gasoline-powered engines. The new technology involves replacing battery packs instead ...
Materials Science
Oct 15, 2018
4
44
With the car windows down on the first warm day of spring, the urge is unshakable. You extend your arm into the wind, tracing the city skyline in a natural motion somewhere between swimming and waving. As you move your hand, ...
Engineering
Mar 30, 2018
1
16
Two women and a boy took refuge on the roof … but it was carried away by the deluge of water, and as far as the eye could reach, the three unfortunate persons were seen clinging to the roof. One of the women was afterwards ...
Earth Sciences
Nov 10, 2017
0
29
VTT Technical Research Centre of Finland and Fläkt Woods Oy have developed a flow sensor that enables ventilation to adapt to actual demand, thereby improving indoor air quality and energy efficiency. The flow control utilises ...
Engineering
Aug 24, 2017
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1
A research team from the National University of Singapore (NUS) has successfully concocted a novel nanofibre solution that creates thin, see-through air filters that can remove up to 90 per cent of PM2.5 particles and achieve ...
Engineering
Mar 21, 2017
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5
Over 128 million daily commuters in the U.S. and 75% report they drive alone. From improving traffic flow to air quality, convincing people to choose a possibly "greener" mode of transportation presents many challenges. Psychology ...
Social Sciences
Jan 23, 2017
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3
Minimizing air resistance and friction with snow is key to elite performance in downhill skiing. Experiments in wind tunnels have revealed the total drag experienced by skiers, but have not provided precise data on which ...
Soft Matter
Jan 16, 2017
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