Archive: 09/21/2007
A Better Definition for the Kilogram? Scientists Propose a Precise Integer Number of Carbon Atoms
How much is a kilogram? It turns out that nobody can say for sure, at least not in a way that won’t change ever so slightly over time. The official kilogram – a cylinder cast 118 years ago from platinum and ...
Sep 21, 2007 |
4.6 / 5 (23) |
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Pleasant odors perceived the same by different cultures
Chinese, Africans and Indians may differ in what odors they find yummy, but they all perceive pleasantness in the same way, according to the findings of neurobiologists from the University of California, Berkeley, ...
Medicine & Health / Medical research
Sep 21, 2007 |
4.4 / 5 (8) |
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New method extracts neutrons from superfluid helium
“There are many applications for ultracold neutrons in fundamental physics,” Oliver Zimmer tells PhysOrg.com. “And we will find even more applications with a stronger source of ultracold neutrons.” Zimmer, a scientist at the ...
Sep 21, 2007 |
4.6 / 5 (33) |
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Recycling wind turbines
The development of wind power promises much in terms of providing us with renewable energy for the future and wind turbines could be the most effective way to harness that power. Danish researchers now suggest that in order ...
Sep 21, 2007 |
3.6 / 5 (5) |
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Simulating kernel production influences maize model accuracy
Recently, researchers at Iowa State University discovered a way to increase the accuracy of a popular crop model. By zeroing in on early stages leading up to kernel formation, scientists believe they can help improve yield ...
Sep 21, 2007 |
3 / 5 (2) |
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New enzyme research targets osteoporosis
A University of Queensland biophysical chemist is working on new research which one day may slow down or switch off certain diseases.
Medicine & Health / Diseases, Conditions, Syndromes
Sep 21, 2007 |
3.7 / 5 (3) |
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Biofuels could increase global warming with laughing gas, says Nobel prize-winning chemist
Growing and burning many biofuel crops may actually raise, rather than lower, greenhouse gas emissions. That’s the conclusion of a new study led by Nobel prize-winning chemist Paul Crutzen, best known for his work on the ...
Sep 21, 2007 |
4.5 / 5 (60) |
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Mass Spectrometry of Living Subjects
In science fiction movies, it happens all the time: A small device is briefly held against the skin of a sick crewmember and seconds later the monitor displays what ails him. This futuristic image could someday be real.
Sep 21, 2007 |
4.6 / 5 (16) |
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Cholera confirmed in Baghdad
At least one case of cholera has been reported in Baghdad, raising concern that the epidemic in northern Iraq is spreading south.
Medicine & Health / Diseases, Conditions, Syndromes
Sep 21, 2007 |
4 / 5 (2) |
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Gorilla undegoes uterine fibroid surgery
A gorilla at the Brookfield Zoo in Illinois is the first gorilla to undergo uterine fibroid embolization.
Biology /
Sep 21, 2007 |
not rated yet |
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Scientists discover technique to help 'friendly bacteria'
There is currently a great deal of interest in the health-associated properties of probiotics, also known as ‘beneficial’ or ‘friendly’ bacteria, and prebiotics, the food needed for the growth of probiotic when inside our ...
Biology /
Sep 21, 2007 |
3.5 / 5 (4) |
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Computer program traces ancestry using anonymous DNA samples
A group of computer scientists, mathematicians, and biologists from around the world have developed a computer algorithm that can help trace the genetic ancestry of thousands of individuals in minutes, without ...
Sep 21, 2007 |
4.7 / 5 (6) |
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