Shark skin has long been known to improve the fish's swimming performance by reducing drag, but now George Lauder and Johannes Oeffner from Harvard University show that in addition, the skin generates thrust, giving the fish ...
Plants & Animals
Feb 9, 2012
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0
A mix of sprinkling system water and melted aluminium from aircraft hulls likely triggered the explosions that felled New York's Twin Towers on September 11, 2001, a materials expert has told a technology conference.
Engineering
Sep 21, 2011
753
1
Seeking to turn an environmental problem into an economic opportunity, high-tech companies in resource-poor Japan are mining mountains of toxic e-waste for precious materials.
Environment
Dec 17, 2009
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0
(PhysOrg.com) -- A barrier coating developed through CSIRO’s Light Metals Flagship offers aluminium smelters significant annual savings in reduced consumption of petroleum coke alone.
Engineering
Feb 23, 2009
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0
Communications companies such as Starlink plan to launch tens of thousands of satellites into orbit around Earth over the next decade or so. The growing swarm is already causing problems for astronomers, but recent research ...
Earth Sciences
Jun 20, 2024
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26
The upper-stage helium tank of the Ariane 3 that was launched in 1985 was recovered in Uganda in 2002 after re-entry. Molten aluminum splashes were discovered on the tank, which have been identified as deposits from local ...
Space Exploration
Apr 3, 2024
0
8
If you happened to be looking at the sky in Europe on a cold night on February 5, 1993, there is a chance you could have seen a dim flash of light. That flash came from a Russian space mirror experiment called Znamya-2.
Astronomy
Jan 12, 2024
0
25
Aluminum-ion batteries are seen as a promising alternative to conventional batteries that use scarce and difficult-to-recycle raw materials such as lithium. This is because aluminum is one of the most common elements in the ...
Polymers
Jun 12, 2023
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77
They kill with a molecular sting or oxidative shock and don't know the meaning of fatigue. The latest biocidal nanocomposites, designed and synthesized by scientists at the Institute of Nuclear Physics of the Polish Academy ...
Bio & Medicine
Mar 9, 2023
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5
Stem cells from umbilical cords in Skåne are improved with nanotubes. By cross-pollinating nanotechnology with stem cell biology, researchers are creating gentle methods to ensure that more cells perform better. Blood stem ...
Cell & Microbiology
Jan 3, 2023
0
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