Brane trust: tunneling and stringy physics
Oct 30, 2007 |
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“As is often the case in science, everybody contributes their piece, forming a complete picture only after years hard work,” Amanda Weltman tells PhysOrg.com. Weltman, a scientist at the University of Cape Town and at Cam ...
New Massive Black Hole Smashes Record
Oct 30, 2007 |
4.5 / 5 (41) |
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Using two NASA satellites, astronomers have discovered the heftiest known black hole to orbit a star. The new black hole, with a mass 24 to 33 times that of our Sun, is more massive than scientists expected ...
Engineers develop world's most complex silicon phased-array chip
Oct 30, 2007 |
4.5 / 5 (30) |
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UC San Diego electrical engineers have developed the world’s most complex “phased array” – or radio frequency integrated circuit. This DARPA-funded advance is expected to find its way into U.S. defense satellite ...
Western Canada's Glaciers Hit 7000-Year Low
Space & Earth / Earth Sciences
Oct 30, 2007 |
4 / 5 (28) |
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Tree stumps at the feet of Western Canadian glaciers are providing new insights into the accelerated rates at which the rivers of ice have been shrinking due to human-aided global warming.
How did chemical constituents essential to life arise on primitive Earth?
Biology /
Oct 30, 2007 |
4.7 / 5 (23) |
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Experiments show that simple molecules can combine chemically rather than biologically to form the building blocks of DNA, the key component of all life forms. These processes might have taken place on primitive earth, but ...
Hubble sees the graceful dance of 2 interacting galaxies
Oct 30, 2007 |
4.6 / 5 (23) |
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A pair of galaxies, known collectively as Arp 87, is one of hundreds of interacting and merging galaxies known in our nearby Universe. Arp 87 was originally discovered and catalogued by astronomer Halton Arp ...
IBM Pioneers Process to Turn Waste into Solar Energy
Oct 30, 2007 |
4.7 / 5 (22) |
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IBM today announced an innovative new semiconductor wafer reclamation process pioneered at its Burlington, Vermont manufacturing facility. The new process uses a specialized pattern removal technique to repurpose ...
Rosemary chicken protects your brain from free radicals
Oct 30, 2007 |
4.6 / 5 (22) |
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Rosemary not only tastes good in culinary dishes such as Rosemary chicken and lamb, but scientists have now found it is also good for your brain. A collaborative group from the Burnham Institute for Medical Research (Burnham ...
Evolution in the nanoworld
Oct 30, 2007 |
4.1 / 5 (24) |
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The automatic molecular assembly and selection steps exhibited by the molecules, which start as random mixtures, demonstrates a fundamental step in the evolution of life. The organization is activated by instructions ...
Team IDs ancient cargo from DNA
Other Sciences / Archaeology & Fossils
Oct 30, 2007 |
4.5 / 5 (22) |
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For the first time, researchers have identified DNA from inside ceramic containers in an ancient shipwreck on the seafloor, making it possible to determine what the ship's cargo was even though there was no ...
Could stem cells be used to cure Crohn's Disease?
Oct 30, 2007 |
4.7 / 5 (20) |
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Scientists are investigating whether stem cells could be used to 're-boot' the immune system and provide a cure for Crohn's Disease.
Elevated nitric oxide in blood is key to high altitude function for Tibetans
Oct 30, 2007 |
4.8 / 5 (19) |
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How can some people live at high altitudes and thrive while others struggle to obtain enough oxygen to function?
Chemical in red wine, fruits and vegetables stops cancer, heart disease, depending on the dose
Oct 30, 2007 |
4.4 / 5 (20) |
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The next cancer drug might come straight from the grocery store, according to new research published in the November 2007 issue of The FASEB Journal. In the study, French scientists describe how high and low doses of polyphenols ...
Age of earliest human burial in Britain pinpointed
Other Sciences / Archaeology & Fossils
Oct 30, 2007 |
4.4 / 5 (17) |
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The oldest known buried remains in Britain are 29,000 years old, archaeologists have found – 4,000 years older than previously thought. The findings show that ceremonial burials were taking place in western ...
Fuel cells gearing up to power auto industry
Oct 30, 2007 |
4.6 / 5 (16) |
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The average price for all types of gasoline is holding steady around $2.95 per gallon nationwide, but the pain at the pump might be short-lived as research from the University of Houston may eliminate one of the biggest hurdles ...
