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 (34) |
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 ...
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.
Combined Expertise to Bring Wireless HDTV and Movies to Consumers
Oct 23, 2007 |
5 / 5 (4) |
0
IBM and MediaTek Inc. today launch a joint initiative to develop ultra fast chipsets that can wirelessly transmit a full-length high definition movie to and from a home PC, hand-held device, retail kiosk or ...
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 ...
To Catch a Galactic Thief
Oct 23, 2007 |
4.4 / 5 (14) |
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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.
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 ...
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 ...
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.
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 ...
Nuclear power worldwide: status and outlook
Oct 23, 2007 |
4.6 / 5 (13) |
0
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 ...
