As donations and support fly into Japan from around the world, a radiologist at Dartmouth University has offered officials a device he originally designed to help after massive terrorist attacks: a dosimeter that detects radiation exposure from changes in tooth enamel. Full story
Nuclear physicist Frank von Hippel explains whether a suspected breach in the reactor at the Fukushima plan could mean a much more serious radioactive contamination.
It’s hard to imagine how anyone could take on a job that poses incredible risks, but it happens every day when individuals choose to do dangerous work. Full story
David Brenner, director of the Center for Radiological Research at Columbia University Medical Center, talks with Rachel Maddow about different kinds of radioative material, how they enter the body and their damaging effects.
Amid dire reports of melting fuel rods and sickened workers at Japan’s beleaguered Fukushima Dai-ichi nuclear reactor, the public health risk of radiation exposure remains very low in that country — or abroad, experts say. Full story
NBC’s Robert Bazell separates fear from reality of radiation exposure in the aftermath of the Japanese reactor incidents.
Koyu Abe, a Zen priest, prepares for a workshop to inform local residents on how to deal with radioactive contamination at his study room in Joenji temple in Fukushima, northern Japan February 4, 2012. REUTERS/Yuriko Nakao
Koyu Abe, a Zen priest, talks to volunteers before a workshop to inform local residents on how to deal with radioactive contamination at Joenji temple in Fukushima, northern Japan February 4, 2012. REUTERS/Yuriko Nakao
LOS ALAMOS, UNITED STATES: Aerial view taken 12 May 2000, of a section of the Los Alamos National Laboratory, New Mexico, called "Technical Area 16" where weapons scientists store and use uranium in their research. The structure on the upper right is a handling and manufacturing facility for weapon
KORIYAMA CITY, JAPAN - MARCH 16: People are screened for radiation exposure in a testing centre on March 16, 2011 in Koriyama City, Fukushima Prefecture, Japan. The Fukushima Daiichi nuclear plant on the prefecture's coast was damaged by a massive earthquake and tsunami with reports of radiation esc
