News tagged with wellness
Physicists build highly efficient 'no-waste' laser
A team of University of California, San Diego researchers has built the smallest room-temperature nanolaser to date, as well as an even more startling device: a highly efficient, "thresholdless" laser that ...
Feb 08, 2012 |
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Gravity wells could provide 'parking lots' for spaceships
Nature has provided five huge rest stops far out in space for the convenience of spacecraft traveling from Earth. Some NASA folks call them "parking lots" in space.
Space & Earth / Space Exploration
Jul 15, 2009 |
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Excitons: Exotic particles, chilled and trapped, form giant matter wave
Physicists have trapped and cooled exotic particles called excitons so effectively that they condensed and cohered to form a giant matter wave.
May 24, 2012 |
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Expert: Wastewater well in Ohio triggered quakes
A northeast Ohio well used to dispose of wastewater from oil and gas drilling almost certainly caused a series of 11 minor quakes in the Youngstown area since last spring, a seismologist investigating the quakes said Monday.
Space & Earth / Earth Sciences
Jan 03, 2012 |
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Methane levels 17 times higher in water wells near hydrofracking sites
A study by Duke University researchers has found high levels of leaked methane in well water collected near shale-gas drilling and hydrofracking sites. The scientists collected and analyzed water samples from 68 private ...
May 09, 2011 |
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'Squeezing' light into quantum dots
(PhysOrg.com) -- “Quantum wells have been instrumental in telecommunications, enabling light amplification,” Patanjali Kambhampati tells PhysOrg.com, “but theory has suggested that a very small - colloidal - quantum dot co ...
Apr 01, 2009 |
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Quantum dots as midinfrared emitters
(PhysOrg.com) -- “People are interested in the mid-infrared,” Dan Wasserman tells PhysOrg.com. Infrared light has a wavelength longer than visible light, and many molecules have numerous very strong optical resonances in the ...
Feb 23, 2009 |
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Creating light sources for nanochips
(PhysOrg.com) -- "One of the most important goals in the optics community is to create and manipulate light on chip," Yinan Zhang tells PhysOrg.com. "This is especially important when it comes to improving the performance of sem ...
Aug 25, 2010 |
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EPA theorizes fracking-pollution link
(AP) -- The U.S. Environmental Protection Agency announced Thursday for the first time that fracking - a controversial method of improving the productivity of oil and gas wells - may be to blame for causing ...
Dec 09, 2011 |
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Research: How you think about your age may affect how you age
(PhysOrg.com) -- The saying "You're only as old as you feel" really seems to resonate with older adults, according to research from Purdue University.
Medicine & Health / Psychology & Psychiatry
Feb 22, 2010 |
4 / 5 (7) |
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Many bodies make one coherent burst of light: Researchers see superfluorescence from solid-state material
In a flash, the world changed for Tim Noe – and for physicists who study what they call many-body problems. The Rice University graduate student was the first to see, in the summer of 2010, proof of a ...
Jan 30, 2012 |
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Researchers challenge study on hydrofracking's gas footprint
(PhysOrg.com) -- A Cornell study's contention that hydraulic fracturing would be worse for climate change than burning coal is being challenged by another study, also by Cornell researchers.
Mar 05, 2012 |
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US gas well contained, but concerns rise on 'fracking'
Crews in Pennsylvania gained control Friday of a natural gas well that blew out and spilled thousands of gallons of chemical-laden drilling fluid into the environment over two days.
Apr 22, 2011 |
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Amid US gas boom, split over environment risks
The United States is seeing a natural gas boom thanks to discoveries of abundant shale gas, and at the same time a groundswell of opposition from critics who say the environmental risks from drilling are too ...
Jun 26, 2011 |
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As air pollution from fracking rises, EPA to set rules
The rush to capture natural gas from hydraulic fracturing has led to giant compressor stations alongside backyard swing sets, drilling rigs in sight of front porches, and huge flares at gas wells alongside country roads.
Apr 17, 2012 |
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