News tagged with electromagnetic emissions
Cell phone use may have effect on brain activity, but health consequences unknown
In a preliminary study, researchers found that 50-minute cell phone use was associated with increased brain glucose metabolism (a marker of brain activity) in the region closest to the phone antenna, but the finding is of ...
Medicine & Health / Medical research
Feb 22, 2011 |
3.7 / 5 (3) |
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New method for infrared remote sensing to analyze traffic pollution
Scientists at Universidad Carlos III de Madrid, Spain, are testing infrared remote sensing technology to evaluate the pollutant emissions associated with motor vehicle traffic which allows for analysis of ...
Sep 07, 2010 |
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Scientists create artificial mini 'black hole'
(PhysOrg.com) -- Scientists from China have built a device that can trap and absorb microwaves coming from all directions with a 99% absorption rate - a property that makes the device simulate, to some extent, ...
Jun 03, 2010 |
3.9 / 5 (16) |
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Fermi Large Area Telescope Reveals Pulsing Gamma-Ray Sources
(PhysOrg.com) -- Scientists at the Naval Research Laboratory Space Science Division and a team of international researchers have positively identified cosmic sources of gamma-ray emissions through the discovery ...
Sep 22, 2009 |
4.7 / 5 (6) |
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'Look Mom No Electricity': Transmitting Information with Chemistry
(PhysOrg.com) -- While information technology is generally thought to require electrons or photons for transmitting information, scientists have recently demonstrated a third method of transmission: chemical ...
Chemistry / Analytical Chemistry
Jun 19, 2009 |
4.1 / 5 (14) |
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Electrosmog on the circuit board
Their miniature size is their strength - and also their weakness. Be it in cell phones, cars or computers, electronic components are getting smaller and smaller and increasingly powerful. The smaller they ...
Apr 06, 2009 |
3 / 5 (1) |
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