Researchers Uncover Physics of Coiling Ropes
Oct 23, 2007 |
4.2 / 5 (66) |
4
When a mountain climber drops a rope, it often forms a series of coils on the ground. Not only thick ropes, but also sewing thread and even cooked spaghetti behave in a similar way. Recently, scientists have ...
Scientists Create Quantum Cascade Laser Nanoantenna
Oct 23, 2007 |
4.8 / 5 (54) |
3
In a major feat of nanotechnology engineering researchers from Harvard University have demonstrated a laser with a wide-range of potential applications in chemistry, biology and medicine. Called a quantum ...
From moths and cicadas come improvements to solar cells
Oct 23, 2007 |
4.7 / 5 (42) |
0
Designing better solar cells might seem a question of electronics or chemistry, but for one University of Florida engineer, it starts with bugs.
Researchers improve memory devices using nanotech
Oct 23, 2007 |
4.5 / 5 (36) |
1
Arizona State University’s Center for Applied Nanoionics (CANi) has a new take on old memory, one that promises to boost the performance, capacity and battery life of consumer electronics from digital cameras to laptops. ...
Platinum-rich shell, platinum-poor core
Nanotechnology / Nanomaterials
Oct 23, 2007 |
4.3 / 5 (35) |
0
Hydrogen fuel cells will power the automobiles of the future; however, they have so far suffered from being insufficiently competitive. At the University of Houston, Texas, USA, a team led by Peter Strasser has now developed ...
Playing social-intelligence game reduces stress hormone by 17 percent
Medicine & Health / Psychology & Psychiatry
Oct 23, 2007 |
4.5 / 5 (19) |
0
A video game designed by McGill University researchers to help train people to change their perception of social threats and boost their self-confidence has now been shown to reduce the production of the stress-related hormone ...
Stellar forensics with striking new image from Chandra
Oct 23, 2007 |
4.4 / 5 (19) |
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A spectacular new image shows how complex a star’s afterlife can be. By studying the details of this image made from a long observation by NASA’s Chandra X-ray Observatory, astronomers can better understand ...
Secret lives of two elements uncovered
Oct 23, 2007 |
4.6 / 5 (16) |
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Unexpected differences recently discovered between the elements niobium and tantalum may lead to more optimized electronic materials and photocatalysts.
Researchers pinpoint brain waves that distinguish false memories from real ones
Oct 23, 2007 |
4.5 / 5 (15) |
2
For the first time, researchers at the University of Pennsylvania are able to pinpoint brain waves that distinguish true from false memories, providing a better understanding of how memory works and creating ...
Uranium isotope ratios are not invariant, researchers show
Space & Earth / Earth Sciences
Oct 23, 2007 |
4.3 / 5 (15) |
2
For years, the ratio of uranium’s two long-lived isotopes, U-235 and U-238, has been considered invariant, despite measurements made in the mid-1970s that hinted otherwise. Now, with improved precision from state-of-the-art ...
To Catch a Galactic Thief
Oct 23, 2007 |
4.4 / 5 (14) |
0
On Earth, thieves steal everything from diamonds to art to bags full of money. In space, gas - fuel for making stars - is a commodity worth the price of theft.
Nuclear power worldwide: status and outlook
Oct 23, 2007 |
4.6 / 5 (13) |
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The IAEA makes two annual projections concerning the growth of nuclear power, a low and a high. The low projection assumes that all nuclear capacity that is currently under construction or firmly in the development pipeline ...
The sensitive side of carbon nanotubes: Creating powerful pressure sensors
Oct 23, 2007 |
4.7 / 5 (11) |
0
Blocks of carbon nanotubes can be used to create effective and powerful pressure sensors, according to a new study by researchers at Rensselaer Polytechnic Institute.
New Image of Raging California Wildfires
Oct 23, 2007 |
4.3 / 5 (12) |
2
NASA satellites continue to capture remarkable new images of the wildfires raging in Southern California. At least 14 massive fires are reported to have scorched about 425 square miles from north of Los Angeles ...
Solar telescope reaches 120,000 feet on jumbo-jet-sized balloon
Space & Earth / Space Exploration
Oct 23, 2007 |
4.2 / 5 (10) |
0
In a landmark test flight, the National Center for Atmospheric Research (NCAR) and a team of research partners this month successfully launched a solar telescope to an altitude of 120,000 feet, borne by a ...
