Neutron dance: What happens at the heart of a nuclear reactor?

As officials in Japan deal with the accumulation of radioactive seawater near the devastated Fukushima Daiichi nuclear power plant in the wake of last month’s earthquake and tsunami, the U.S. Department of Energy is investing in fundamental research it hopes can be used to build safer nuclear reactors and avoid reactor emergencies. [More]

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Neutron dance: What happens at the heart of a nuclear reactor?