With Mini in vivo Robots, Anyone Can do Surgery
Feb 05, 2008 |
4.5 / 5 (66) |
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By attaching a millimeter-sized camera robot to a tether, scientists have designed a way to allow individuals with non-medical backgrounds to perform minimally invasive surgery in almost any location. Unlike ...
Research shows a daily does of beetroot juice can beat high blood pressure
Feb 05, 2008 |
4.5 / 5 (51) |
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Researchers at Barts and The London School of Medicine have discovered that drinking just 500ml of beetroot juice a day can significantly reduce blood pressure. The study, published online today in the American Heart Association ...
Argonne breakthrough may revolutionize ethylene production
Feb 05, 2008 |
4.6 / 5 (27) |
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A new environmentally friendly technology created by scientists at the U.S. Department of Energy’s (DOE) Argonne National Laboratory may revolutionize the production of the world's most commonly produced organic compound, ...
Gargantuan galaxy NGC 1132 -- a cosmic fossil?
Feb 05, 2008 |
4.1 / 5 (29) |
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The elliptical galaxy NGC 1132, seen in this latest image from Hubble, belongs to a category of galaxies called giant ellipticals. NGC 1132, together with the small dwarf galaxies surrounding it, are dubbed ...
'T-ray' breakthrough signals next generation of security sensors
Feb 05, 2008 |
3.9 / 5 (30) |
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A new generation of sensors for detecting explosives and poisons could be developed following new research into a type of radiation known as T-rays, published today in Nature Photonics.
New 3-D Printer Churns Out Complex Prototypes
Feb 05, 2008 |
4.6 / 5 (24) |
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To show colleagues how a design for an accelerator component works, designer Gene Anzalone can now carry a lightweight plastic model to meetings. More tangible than a set of design drawings, and more totable ...
How crystal becomes a conductor
Feb 05, 2008 |
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Squeeze a crystal of manganese oxide hard enough, and it changes from an electrical insulator to a conductive metal. In a report published online this week by the journal Nature Materials, researchers use computational modeli ...
Avian origins: new analysis confirms ancient beginnings
Biology /
Feb 05, 2008 |
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Did modern birds originate around the time of the dinosaurs' demise, or have they been around far longer?
Scientists peg wind as the force behind fish booms and busts
Biology /
Feb 05, 2008 |
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The mid-20th century crash of the sardine fishery off California for decades has vexed marine ecologists searching for the root causes of large fluctuations in the sardine population. Before its collapse, ...
'Weight training' muscles reduce fat, improve metabolism in mice
Biology /
Feb 05, 2008 |
4.6 / 5 (13) |
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Researchers from the Boston University School of Medicine (BUSM) have demonstrated that in mice, the use of barbells may be as important to losing weight and improving health as the use of running shoes. The discovery builds ...
Whole grain diets lower risk of chronic disease
Feb 05, 2008 |
4.3 / 5 (13) |
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Diets with high amounts of whole grains may help achieve significant weight loss, and also reduce the risk of chronic diseases such as diabetes and cardiovascular disease, according to a team of Penn State researchers at ...
Chemical signature of manic depression discovered by scientists
Feb 05, 2008 |
4.8 / 5 (11) |
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People with manic depression have a distinct chemical signature in their brains, according to a new study. The research, published today in the journal Molecular Psychiatry, may also indicate how the mood stabilisers used ...
Optical Atomic Clock: A long look at the captured atoms
Feb 05, 2008 |
4.3 / 5 (12) |
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Optical clocks might become the atomic clocks of the future. Their "pendulum", i.e. the regular oscillation process which each clock needs, is an oscillation in the range of the visible light. As its frequency is higher than ...
RNA-associated introns guide nerve-cell channel production
Feb 05, 2008 |
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Researchers at the University of Pennsylvania School of Medicine have discovered that introns, or junk DNA to some, associated with RNA are an important molecular guide to making nerve-cell electrical channels. ...
The neural basis of 'number sense' in young infants
Biology /
Feb 05, 2008 |
4 / 5 (9) |
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Behavioral experiments indicate that infants aged 4 ˝ months or older possess an early “number sense” that allows them to detect changes in the number of objects. However, the neural basis of this ability was previously unknown.
