News tagged with uva
Tanning beds could provide a greater risk than originally thought: new study
(Medical Xpress) -- A new study published in the Journal of Investigative Dermatology has found that, despite previous information, the UVA radiation used in tanning beds may cause more damage to the skin that was origin ...
Oct 10, 2011 |
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Does 'sun-protective' clothing work?
Dear EarthTalk: Is there really such a thing as "sun-protective clothing"? If so, does it mean I can dispense with oily sunscreens once and for all? (John Sugarman, San Diego, Calif.)
Apr 20, 2009 |
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Search results for uva
Resist temptation to tan, despite winter doldrums
(Medical Xpress) -- Don’t let winter’s lack of sunshine lure you into a tanning bed.
Dec 30, 2011 |
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Scientists use laser imaging to assess safety of zinc oxide nanoparticles in sunscreen
Ultra-tiny zinc oxide (ZnO) particles with dimensions less than one-ten-millionth of a meter are among the ingredients list of some commercially available sunscreen products, raising concerns about whether ...
Nanotechnology / Bio & Medicine
Nov 30, 2011 |
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Are electron tweezers possible? Apparently so
(PhysOrg.com) -- Not to pick up electrons, but tweezers made of electrons. A recent paper by researchers from the National Institute of Standards and Technology (NIST) and the University of Virginia (UVA) demonstrates that ...
Nov 09, 2011 |
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Human skin begins tanning in seconds, and here's how
We all know that human skin tans after days spent in the sun. That relatively slow process has known links to ultraviolet (and specifically UVB) exposure, which leads to tanning only after it damages the DNA of skin cells. ...
Nov 03, 2011 |
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A substance from bacteria can lead to allergy-free sunscreen
As the realisation that radiation emitted by the sun can give rise to skin cancer has increased, so also has the use of sunscreen creams. These creams, however, can give rise to contact allergy when exposed to the sun, and ...
Oct 25, 2011 |
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Earth is having a bad acid trip, study finds
Earth may be overdosing on acid - not the "turn on, tune in, drop out" kind, but the "kill fish, kill coral, kill crops" kind. And it's shaping up to be a very bad trip.
Oct 03, 2011 |
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Dark beer has more iron than pale beer
A team of researchers from the University of Valladolid (Spain) has analysed 40 brands of beer, discovering that dark beer has more free iron than pale and non-alcoholic beers. Iron is essential to the human ...
Aug 11, 2011 |
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Major discovery explains how adult brain cleans out dead brain cells, produces new ones
(Medical Xpress) -- Adult brains generate thousands of new brain cells called neurons each day; however only a small fraction of them survive. The rest die and are consumed by scavenger cells called phagocytes. Until now, ...
Medicine & Health / Neuroscience
Aug 10, 2011 |
4.9 / 5 (20) |
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Grapes protect against ultraviolet radiation
Some compounds found in grapes help to protect skin cells from the sun's ultraviolet radiation, according to a study by researchers from the University of Barcelona and the CSIC (Spanish National Research Council). The study ...
Jul 29, 2011 |
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Wireless 'breadcrumbs' that won’t become toast when baked... or soggy when hosed
When Hansel and Gretel ventured into the forest, they left a trail of breadcrumbs to find their way home. In today's world, cellular phones, Global Positioning System (GPS), WiFi, and Bluetooth are the digital ...
Jun 16, 2011 |
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List of search results for uva
