| Mar 11, 2011
| 10:00 PM
Japanese officials struggled Saturday to avert the possibility of a meltdown at two major nuclear power plants whose emergency cooling systems were damaged by Friday's earthquake and tsunami.
Emergency officials ordered the evacuation Saturday of all...
| Mar 11, 2011
| 7:44 PM
Two nuclear power plants operated by Japan's Tokyo Electric Power Co. are experiencing cooling problems with their reactors after Friday's massive earthquake, triggering one evacuation so far with another likely coming soon. Two reactors at the company'...
| Mar 13, 2011
An explosion overnight destroyed the building housing one of the nuclear reactors at Tokyo Electric Power Co.'s Fukushima No. 1 facility about 160 miles north of Tokyo, where authorities have been struggling to bring the reactor under control following...
| Mar 12, 2011
| 8:56 PM
The situation at one of Japan's crippled nuclear power plants seemed to go from bad to worse as an explosion Saturday destroyed a building that houses one reactor and on Sunday another reactor began experiencing problems with its cooling system. An...
| Mar 14, 2011
Engineers are now pumping seawater laced with boron into two nuclear reactors at Japan's Fukushima No. 1 (Daiichi) power plant 150 miles north of Tokyo and are considering doing it at a third reactor in a last-ditch effort to stave off a meltdown that...
| Mar 14, 2011
The nuclear crisis in Japan, even if authorities are able to bring damaged reactors under control, has cast doubts on the future of nuclear power as a clean-energy solution in the United States and around the globe.
Before the recent events in Japan, the...
| Mar 16, 2011
| 7:49 PM
Fallout from Japan's crippled nuclear reactors already is being detected thousands of miles away. But scientists who track pollution blowing across the Pacific Ocean say the amount of radioactivity should pose no danger to the United States.
| Apr 6, 2011
| 11:57 AM
Engineers began injecting nitrogen into one of the reactors at the troubled Fukushima Daiichi nuclear power plant Wednesday evening as radiation levels in seawater near the plant dropped and a new report from the U.S. Nuclear Regulatory Commission...
| Apr 12, 2011
Japanese nuclear regulatory officials Tuesday raised the severity rating at the earthquake- and tsunami-damaged Fukushima Daiichi power plant to the highest level by international standards, equaling the 1986 Chernobyl meltdown in the former Soviet Union....
| Apr 18, 2011
The operator of the stricken Japanese nuclear power plant said Sunday that it hoped to stabilize the facility's reactors by the beginning of next year in a state known as a cold shutdown.
The plan for the Fukushima Daiichi power plant is Tokyo Electric...
| May 5, 2011
| 1:52 PM
Sydney Wynne "Syd" Porter Jr., a noted physicist and radiation expert who was called to Three Mile Island, Pa., in 1979 after an accident destroyed a reactor in what proved to be the nation's worst nuclear incident, died April 23 of lymphoma at a...