News tagged with fifth force
Possible Fifth Force Would Make Direct Detection of Dark Matter Unlikely
Mar 26, 2009 |
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(PhysOrg.com) -- No one knows exactly what a “fifth force” might be, but studies have shown that, if a long-range fifth force does exist, it could have surprising effects on the universe’s structure formation. ...
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The future of electricity may be found in environmentally-friendly, thermoelectric cells
Oct 14, 2009 |
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The Air Force Office of Scientific Research and the National Science Foundation are funding research that may result in a military turbine aircraft that for the first time ever will produce its own electricity from exhaust ...
Tailoring the optical dipole force for use on molecules
Oct 29, 2009 |
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(PhysOrg.com) -- "Scientists have been working with dipole fields for quite some time," Peter Barker tells PhysOrg.com. "However, most of the work is focused on very small particles, like atoms, or on larger particles, such a ...
Task force doctor stands by mammogram advice
Nov 19, 2009 |
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(AP) -- A member of the panel whose new mammogram recommendations have led to confusion is defending the task force's report.
Small mechanical forces have big impact on embryonic stem cells
Oct 18, 2009 |
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Applying a small mechanical force to embryonic stem cells could be a new way of coaxing them into a specific direction of differentiation, researchers at the University of Illinois report. Applications for force-directed ...
Sebelius: Women should get mammograms by age 40
Nov 18, 2009 |
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(AP) -- Women should continue getting regular mammograms starting at age 40, Health and Human Services Secretary Kathleen Sebelius said Wednesday, moving to douse confusion caused by a task-force recommendation ...
An often overlooked protein actually a potent regulator of cardiac hypertrophy
Nov 16, 2009 |
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A protein long thought to be a secondary regulator in the heart's response to stressors like hypertension actually appears to be a primary regulator according to researchers from the Center for Translational Medicine at Thomas ...
Image: Prometheus Plays Tug of War with One of Saturn's Rings
Space & Earth / Space Exploration
Nov 25, 2009 |
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(PhysOrg.com) -- The diminutive moon Prometheus whips gossamer ice particles out of Saturn's F ring in this image taken by the Cassini spacecraft on Aug. 21, 2009.
Engineer Discovers Why Particles Like Flour Disperse on Liquids
Nov 16, 2009 |
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(PhysOrg.com) -- Even if you are not a cook, you might have wondered why a pinch of flour (or any small particles) thrown into a bowl of water will disperse in a dramatic fashion, radiating outward as if it ...
Small optical force can budge nanoscale objects
Nov 17, 2009 |
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(PhysOrg.com) -- Engineering researchers have used a very tiny beam of light with as little as 1 milliwatt of power to move a silicon structure up to 12 nanometers.
Gentle touch may aid multiple sclerosis patients
Medicine & Health / Neuroscience
Oct 14, 2009 |
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(PhysOrg.com) -- While gripping, lifting or manipulating an object such as drinking from a cup or placing a book on a shelf is usually easy for most, it can be challenging for those with neurological diseases such as multiple ...
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