There is enough energy available in winds to meet all of the world's demand. Atmospheric turbines that convert steadier and faster high-altitude winds into energy could generate even more power than ground- and ocean-based ...
Energy & Green Tech
Sep 9, 2012
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We all know that bald eagles like fish. Few of us, however, picture them soaring over grasslands seeking out prairie dog snacks. In a paper published in the Journal of Raptor Research, lead author Courtney Duchardt and co-authors ...
Plants & Animals
Mar 8, 2024
0
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On an intuitive level, you'd expect a shark's skin to reduce drag. After all, the purpose of sharkskin-inspired riblets—the micro-grooved structures found in aircraft wings, wind turbine blades and Olympic-class swimsuits—is ...
Soft Matter
Mar 15, 2016
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A thin coating of graphene nanoribbons in epoxy developed at Rice University has proven effective at melting ice on a helicopter blade.
Nanomaterials
Jan 25, 2016
2
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(Phys.org)—Fans call it the first "electric super car" for a reason. The UK-built on Thursday smashed the UK electric car land-speed record, topping 151 mph. The Nemesis was at an airfield near York, completing two runs ...
In the mountains above the southwestern Chinese town of Dali, dozens of new wind turbines dot the landscape -- a symbol of the country's sky-high ambitions for clean, green energy.
Energy & Green Tech
Nov 22, 2009
3
0
(PhysOrg.com) -- While many are taking to the oceans and trying to find the best ways to harness offshore wind and provide clean energy from renewable sources, the basic design of any wind turbine is that of a windmill. That ...
A new design for gigantic blades longer than two football fields could help bring offshore 50-megawatt (MW) wind turbines to the United States and the world.
Energy & Green Tech
Jan 28, 2016
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A pair of researchers at NASA working with a colleague from the University of Colorado at Boulder and another from the University of Washington-Seattle has found evidence suggesting that there might be enough wind on Mars ...
The infamous winds that gust through downtown San Francisco streets, overturning kiosks and sometimes toppling pedestrians, will help to power a revolutionary skyscraper set to open next fall -- and could pave the way for ...
Engineering
Nov 18, 2011
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