During visit to Japan's disaster zone. MORE
Includes area within 12 miles of damaged reactors. MORE
Cash and other valuables found in earthquake rubble. MORE
To keep radioactive material from spreading. MORE
Antarctic shelf hadn’t moved in 46 years. MORE
Residents weren't notified of exposure. MORE
At memorial for Hiroshima bombing. MORE
For years prior to nuclear crisis. MORE
After radioactivity detected in meat.
The U.S.... MORE
Tsunami warnings issued, then cancelled.
Tepco and government give preliminary approval.