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Dec 9, 2015 02:12 PM ET // Patrick J. Kiger
The good news is that levels are too low to pose a threat to humans. Continue reading →
Aug 20, 2015 08:49 AM ET // Patrick J. Kiger
While the radioactivity is low, the element's chemical properties pose a health risk.
Oct 20, 2014 08:50 AM ET // Kelly Dickerson, LiveScience
A predicted flip flop in Earth's magnetic field could happen sooner than scientists thought.
Aug 20, 2013 01:00 PM ET // AFP
Some 300 tonnes of radioactive water is believed to have leaked from a tank at Japan's crippled nuclear plant.
Apr 10, 2013 07:00 AM ET // Sheila M. Eldred
Dark lightning, flashes of gamma rays that occur at altitudes in which commercial aircraft fly, doesn’t produce much light, but it does produce radiation.
Feb 8, 2012 07:45 AM ET // Alyssa Danigelis
An unexpected temperature spike this week in a nuclear reactor at the embattled Fukushima plant, has required emergency countermeasures.
Aug 14, 2012 07:10 AM ET // Tim Wall
Radiation-induced mutations in butterflies in Japan are getting worse with succeeding generations.