. >> jeff benjamin say as new generation of reactors like the westing house 1,000 has eliminate misdemeanor of the problems that led to the fukushima disaster, the back up system doesn't rely on electrical power to cool the reactor. >> we use the laws of nature, like gravity, and condensation, and convection, to help mitigate the types of issues that we had at fukushima. >> westing house is building four a.p. 1,000s in the u.s. the first in decades but even the new design requires a constant flow of water to the core, to prevent melt down. the next generation of reactors will make things even safer. >> i thought why could you not design a nuclear reactor that has no inclination to release radio active material that's what i set out to do. i set out to essentially, save the world with nuclear power. taylor wilson is is part of a new generation of nuclear enthusiasts. at 14, wilson became the youngest person ever to create nuclear fusion. >> and you keep yellow cake in your lack because. >> well, i process the stuff, i collect all kinds of radio active things. pieces of nuclear weapons the go