Archive: 12/2/2010

Some UFOs may be explained as ball lighting

(PhysOrg.com) -- An Australian scientist studying photographs of fireballs, UFO sightings and a report of a strange green light in the sky suggests some UFOs may be ball lightning caused by fireball meteors.

Dec 02, 2010 report
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Perinatal bisphenol-A exposure may affect fertility: study

Exposure to a ubiquitous environmental chemical during pregnancy may impair reproductive capacity of female offspring, according to a study published online in advance of print on December 2 in Environmental Health Perspectives. Fertil ...

Dec 02, 2010
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Expert panel addresses safety in medical imaging

An expert panel convened today at the annual meeting of the Radiological Society of North America (RSNA) to discuss medical imaging appropriateness, ionizing radiation from imaging procedures and efforts under way to curb ...

Dec 02, 2010
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