People who oppose wind farms often claim wind turbine blades kill large numbers of birds, often referring to them as "bird choppers". And claims of dangers to iconic or rare birds, especially raptors, have attracted a lot ...
Energy & Green Tech
Jun 16, 2017
35
1383
Researchers at MIT's Center for Bits and Atoms have created tiny building blocks that exhibit a variety of unique mechanical properties, such as the ability to produce a twisting motion when squeezed. These subunits could ...
Materials Science
Nov 18, 2020
2
1587
The Periodic Table may not sound like a list of ingredients but, for a group of materials scientists, it's the starting point for designing the perfect chemical make-up of tomorrow's jet engines.
Engineering
Jun 29, 2015
1
68
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
2
31
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
1416
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
18
103
Researchers have developed a technique that uses sensors and computational software to constantly monitor forces exerted on wind turbine blades, a step toward improving efficiency by adjusting for rapidly changing wind conditions.
Energy & Green Tech
May 1, 2009
10
0
(PhysOrg.com) -- In research published in the March 4 issue of the journal Nature, Northeastern University physicists have pioneered the development of large-scale computer simulations to assess how cracks form and proliferate ...
Condensed Matter
Mar 5, 2010
4
0
Wind turbines deliver environmentally friendly electricity. Yet the fiber-reinforced plastics often used in very large rotor blades are almost impossible to recycle. Not so with steel blades: since these are composed of steel, ...
Engineering
May 7, 2015
9
39
(PhysOrg.com) -- Like a fish paddles its pectoral fins to swim through water, flying insects use the same physics laws to "paddle" through the air, say Cornell physicists.
General Physics
May 3, 2011
5
0
