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Clemson scientists put a (nano) spring in their step
Aug 13, 2008 |
4.7 / 5 (7) |
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Electronic devices get smaller and more complex every year. It turns out that fragility is the price for miniaturization, especially when it comes to small devices, such as cell phones, hitting the floor. ...
Bees are the new silkworms
Biology /
Nov 20, 2007 |
4.4 / 5 (12) |
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Moths and butterflies, particularly silkworms, are well known producers of silk. And we all know spiders use it for their webs. But they are not the only invertebrates who make use of the strength and versatility ...
Who laid the first egg?
Other Sciences / Archaeology & Fossils
Jan 23, 2007 |
4.1 / 5 (7) |
0
A decade ago, Shuhai Xiao, associate professor of geosciences at Virginia Tech, and his colleagues discovered thousands of 600-million-year-old embryo microfossils in the Doushantuo Formation, a fossil site ...
Mechanism of blood clot elasticity revealed in high definition
Biology /
Feb 25, 2008 |
4 / 5 (3) |
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Blood clots can save lives, staunching blood loss after injury, but they can also kill. Let loose in the bloodstream, a clot can cause a heart attack, stroke or pulmonary embolism.
Researchers control the assembly of nanobristles into helical clusters
Jan 08, 2009 |
3.8 / 5 (5) |
1
(PhysOrg.com) -- From the structure of DNA to nautical rope to distant spiral galaxies, helical forms are as abundant as they are useful in nature and manufacturing alike. Researchers at the Harvard School ...
'Crispy noodle' chemistry could reduce carbon emissions
May 06, 2008 |
4.3 / 5 (7) |
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A new material developed in Manchester, which has a structure that resembles crispy noodles, could help reduce the amount of carbon dioxide being pumped out and drive the next generation of high-performance ...
Study Finds Low Risk in Treating Previously Coiled Aneurysm
Medicine & Health / Neuroscience
Aug 20, 2009 |
not rated yet |
0
(PhysOrg.com) -- The risks associated with treating a recurrent or residual brain aneurysm that was initially treated by endovascular coiling are low, according to a multicenter study led by researchers at ...
Routine testing after aneurysm coiling carries low risk
Nov 18, 2008 |
not rated yet |
0
A very low risk of complication is associated with a routine test that determines whether a brain aneurysm treated with endovascular coiling has started to recur, a study led by the University of Cincinnati Neuroscience Institute ...
Simplicity is crucial to design optimization at nanoscale
Nanotechnology / Bio & Medicine
Feb 04, 2009 |
5 / 5 (2) |
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MIT researchers who study the structure of protein-based materials with the aim of learning the key to their lightweight and robust strength have discovered that the particular arrangement of proteins that ...
Radio telescope reveals secrets of massive black hole
Apr 23, 2008 |
4.5 / 5 (27) |
7
At the cores of many galaxies, supermassive black holes expel powerful jets of particles at nearly the speed of light. Just how they perform this feat has long been one of the mysteries of astrophysics.
Exploring the molecular origin of blood clot flexibility
Biology /
Jan 12, 2007 |
5 / 5 (1) |
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How do blood clots maintain that precise balance of stiffness for wound healing and flexibility to go with the flow? Researchers at the University of Pennsylvania School of Medicine and the School of Arts and ...
Microhole technology produces new tools
Jan 22, 2007 |
3.5 / 5 (2) |
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The U.S. Department of Energy says new technology being developed for its 2-year-old Microhole Initiative is yielding new tools.
Mimicking gecko feet: Dry adhesive based on carbon nanotubes gets stronger
Oct 09, 2008 |
4.7 / 5 (17) |
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The race for the best "gecko foot" dry adhesive got a new competitor this week with a stronger and more practical material reported in the journal Science by a team of researchers from four U.S. institutions.
New technique yields more detailed picture of chromatin structure
Biology /
Apr 16, 2008 |
4.6 / 5 (5) |
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University of Illinois researchers have developed a technique for imaging cells under an electron microscope that yields a sharper image of the structure of chromatin, the tightly wound bundle of genetic material ...
Colossal quake may hit Sumatra in 30 years: geologist
Space & Earth / Earth Sciences
Oct 15, 2009 |
2.7 / 5 (3) |
1
A colossal earthquake may hit Indonesia's Sumatra island within 30 years, triggering a tsunami and making last month's deadly temblor look tiny by comparison, a geologist has warned.
