“If they don’t have any plutonium, maybe they could just use a bolt of lightning, like in Back To The Future.”Francis Penn
"This is really pretty simple: We need to start up the Cold War again. And while we're at it, let’s go back to leaded gasoline."Christine Safrey
"Can't we just microwave some plutonium-229?"Alton Ramos
NASA is running short of plutonium-238, the fuel needed in deep space missions, because nuclear warhead production has slowed dramatically since the end of the Cold War. What do you think?