Ukrainian authorities decided to remove the concrete dome surrounding the exploded reactor at Chernobyl to prevent it from collapsing after years of degradation.
The Komsomolets submarine sinking in 1989 killed 42 sailors as the Soviet tragedy's most tragic accident, researchers found radioactive leaks.
The Enewetak Atoll area was used by the US government to try 43 different nuclear explosions between 1948 and 1958.
A large number of dangerous radioactive particles appear scattered 7 European countries that scientists can not explain the cause.
The Holocaust, the Rwanda genocide is two of the most tragic events in human history.
Biologists have discovered the secret to help some animals and birds survive in the Chernobyl quarantine.
Radiation exposure from the Chernobyl incident in 1986 left long-term sequelae on trees in the area, according to a new study.
A section of nuclear waste storage at the US Hanford nuclear facility yesterday 9/5 suddenly collapsed, causing all workers here to evacuate.
Hanford is one of America's largest and most polluting radioactive waste depots.
On March 30, Japan 's Nuclear Administration (NRA) approved a plan to freeze the land around damaged reactors at Fukushima.