<

How Nuclear Power Plants Save Themselves from Earthquake-Related Meltdowns

After today's earthquake in Japan, there was concern over the country's nuclear power plants: though 13 of the affected plants automatically shut down, two caused a scare. This raises the question: how does a nuclear plant stay safe during an earthquake, and why were there problems in Japan? » 3/11/11 8:20pm 3/11/11 8:20pm