Australian orchids' sneaky sex tricks
Biology /
Aug 20, 2007 |
4 / 5 (8) |
0
Australian orchids are engaged in an arms race, using sensory overload to seduce male insects. Macquarie University PhD student Anne Gaskett has discovered just how they do it. Her work is important to the ...
Nanoreactors for reaction cascades
Nanotechnology / Bio & Medicine
Aug 20, 2007 |
4.7 / 5 (6) |
1
Living cells are highly complex synthetic machines: Numerous multistep reactions run simultaneously side by side and with unbelievable efficiency and specificity. For these mainly enzymatic reactions to work so well collectively, ...
Frog plus frying pan equals better antibiotic
Aug 20, 2007 |
4.7 / 5 (6) |
0
By creating "Teflon" versions of natural antibiotics found in frog skin, a research team led by biological chemist E. Neil Marsh has made the potential drugs better at thwarting bacterial defenses, an improvement that could ...
Tracking feline memories on the move
Biology /
Aug 20, 2007 |
3.7 / 5 (7) |
0
When a cat steps over an obstacle with its front legs, how do its hind legs know what to do? A new study in the August 21st issue of Current Biology, a publication of Cell Press, reveals that it is the foreleg stepping moveme ...
High temperatures, low precipitation creating many problems
Aug 20, 2007 |
4.2 / 5 (6) |
0
The hot, dry conditions in Indiana may have one bright spot - creating a more fiery display of fall leaves in some parts of the state. But that's not much solace for farmers, gardeners, boaters and fishermen ...
Geologists search for prehistoric high
Space & Earth / Earth Sciences
Aug 20, 2007 |
4.8 / 5 (5) |
0
Not all areas of the Tibetan Plateau rose at the same time, according to researchers who are determining the past elevation of plateau locations by studying the remains of terrestrial plants that once grew there.
Cause of tsunami wave heights is studied
Space & Earth / Earth Sciences
Aug 20, 2007 |
4 / 5 (6) |
0
Irish-led scientists have found tsunami wave height is independent of earthquake magnitude and is instead linked to a rupture's vertical displacement.
Sony Commercializes APS-C size CMOS Image Sensor with Industry-leading 12.47 Effective Megapixel Resolution
Aug 20, 2007 |
4.6 / 5 (5) |
0
Sony today announced the commercialization of "IMX021", an APS-C size (diagonal: 28.40mm/Type 1.8) 12.47 effective megapixel ultra-high speed, high image quality CMOS image sensor designed to meet the increasing ...
New 'chemically-sensitive MRI scan' may bypass some invasive diagnostic tests in next decade
Aug 20, 2007 |
4.4 / 5 (5) |
0
A new chemical compound which could remove the need for patients to undergo certain invasive diagnostic tests in the future has been created by scientists at Durham University.
What, oh, what are those actinides doing?
Aug 20, 2007 |
3.5 / 5 (6) |
0
Researchers at Pacific Northwest National Laboratory are uniting theory, computation and experiment to discover exactly how heavy elements, such as uranium and technetium, interact in their environment.
'Handy' Access to Restricted Areas
Aug 20, 2007 |
4.2 / 5 (5) |
0
Siemens is expanding its range of biometric access authorization systems to include a hand-surface (palm) reader.
ISU professor helps design new Speedo swimsuit that's breaking world records
Aug 20, 2007 |
4.2 / 5 (5) |
1
Rick Sharp was once a competitive swimmer and still swims daily. And so the professor of exercise physiology in Iowa State University 's Kinesiology Department is getting great satisfaction out of being part ...
Revealing estrogen's secret role in obesity
Aug 20, 2007 |
4 / 5 (5) |
0
New research on the effects of the female sex hormone estrogen in the brain lend credence to what many women have suspected about the hormonal changes that accompany aging: Menopause can make you fat.
MIT invents 'lab on a chip' to automate gene studies
Biology /
Aug 20, 2007 |
5 / 5 (4) |
0
Genetic studies on whole animals can now be done dramatically faster using a new microfluidic chip developed by engineers at MIT.
New study examines memory, learning and aging
Aug 20, 2007 |
4.8 / 5 (4) |
0
Many older people complain about their memory as they age. With almost 35 million adults age 65 or older living in the United States, it is a problem that needs to be addressed.
