Even in trace quantities, the radioactive gas radon is very dangerous; it is second only to cigarette smoking as a cause of lung cancer deaths in the United States. The expense and precautions necessary to study it safely ...
Materials Science
Jul 30, 2011
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Researchers from the University of Santiago de Compostela (USC) have analysed levels of radon, a natural radioactive gas, in 58 secondary schools in Galicia. The results show that 34% of these schools exceed the limit of ...
Environment
Dec 21, 2010
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(PhysOrg.com) -- Radioactive toothpaste, suppositories, makeup: Would-be inventors seeking to capitalize on the discovery of radioactivity in the late 19th century produced a plethora of questionable medical devices and treatments. ...
General Physics
Jan 13, 2010
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Claims by an Italian technician to have foretold the devastating quake which struck central Italy prompted seismologists on Tuesday to shake their heads in sadness and skepticism.
Earth Sciences
Apr 7, 2009
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