News tagged with blade
Dyson Unveils His Bladeless Fan (w/ Videos)
(PhysOrg.com) -- James Dyson, inventor of the bag-less vacuum cleaners has taken his invention one step further with the unveiling of the bladeless fan. Using 'Air Multiplier' technology the bladeless fan ...
Technology / Hi Tech & Innovation
Oct 14, 2009 |
4 / 5 (39) |
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Discovery of mini 'water hammer' effect could lead to materials that water really hates
Researchers from Northwestern University and the Massachusetts Institute of Technology (MIT) have studied individual water droplets and discovered a miniature version of the "water hammer," an effect that produces the familiar ...
Feb 08, 2011 |
4.7 / 5 (18) |
4
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Physicists unlock the mysteries of crack formation
(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 ...
Mar 05, 2010 |
4.2 / 5 (17) |
4
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'Smart turbine blades' to improve wind power
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 ...
Technology / Energy & Green Tech
May 01, 2009 |
3.9 / 5 (12) |
10
Dutch 'flying car' takes to the skies
Is it a flying car or a driving aircraft? Either way, the Personal Air and Land Vehicle, or PAL-V for short, has just proved it can handle the skies as well as the highway, both at up to 180 kilometres (112 ...
Technology / Hi Tech & Innovation
Apr 03, 2012 |
4.3 / 5 (11) |
8
Archaeologists find blade production earlier than originally thought
Archaeology has long associated advanced blade production with the Upper Palaeolithic period, about 30,000-40,000 years ago, linked with the emergence of Homo Sapiens and cultural features such as cave art. ...
Other Sciences / Archaeology & Fossils
Oct 17, 2011 |
4.7 / 5 (9) |
2
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Scorpions inspire scientists in making tougher surfaces for machinery
Taking inspiration from the yellow fattail scorpion, which uses a bionic shield to protect itself against scratches from desert sandstorms, scientists have developed a new way to protect the moving parts of ...
Jan 25, 2012 |
4.6 / 5 (8) |
3
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Researchers study knife-wielding robots (w/ Video)
(PhysOrg.com) -- Many people have dreamed of robots helping around the house, vacuuming the carpets, making the beds, and chopping vegetables in the kitchen. Now a new study has found such robots could pose ...
May 10, 2010 |
4.3 / 5 (8) |
3
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Researchers build a tougher, lighter wind turbine blade
Efforts to build larger wind turbines able to capture more energy from the air are stymied by the weight of blades. A Case Western Reserve University researcher has built a prototype blade that is substantially lighter and ...
Aug 30, 2011 |
4.9 / 5 (7) |
6
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Slight change in wind turbine speed significantly reduces bat mortality
While wind energy has shown strong potential as a large-scale, emission-free energy source, bat and bird collisions at wind turbines result in thousands of fatalities annually. Migratory bats, such as the ...
Nov 01, 2010 |
5 / 5 (6) |
3
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Swimming led to flying, physicists say
(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.
May 03, 2011 |
5 / 5 (6) |
5
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Sandia Labs' device helps U.S. troops in Afghanistan disable improvised explosive devices
(PhysOrg.com) -- A device developed by Sandia National Laboratories researchers that shoots a blade of water capable of penetrating steel is headed to U.S. troops in Afghanistan to help them disable deadly ...
Sep 10, 2010 |
4.8 / 5 (6) |
4
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Grant aims to reduce cost and expand use of wind turbines for generating electricity
A technology originally developed to increase lift in aircraft wings and simplify helicopter rotors may soon help reduce the cost of manufacturing and operating wind turbines used for generating electricity.
Technology / Energy & Green Tech
Jan 13, 2010 |
4.8 / 5 (5) |
3
Wind turbines may benefit crops
Wind turbines in Midwestern farm fields may be doing more than churning out electricity. The giant turbine blades that generate renewable energy might also help corn and soybean crops stay cooler and dryer, help them fend ...
Dec 16, 2010 |
4.8 / 5 (5) |
1
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On endless ice, searching for clues to our future
(AP) -- The pilot eased his five-ton helicopter toward the glacier's rumpled surface, aiming for the lightest of setdowns atop one of the fastest-flowing ice streams on Earth.
Space & Earth / Earth Sciences
Aug 15, 2011 |
4.2 / 5 (5) |
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