[webheart]

They’ll need to solve problems like “how do I machine a toxic pyrophoric metal that may go critical if I allow too much neutron reflectors near it” and “just how sensitive must the primary be” and things like that.

Well, thank you. Knowing that the Iranians will never be able to engineer a bomb has helped me to stop worrying.

[DBrow]

That’s not what I said. I said that knowing the basic science is not enough.

We solved those questions from basic principles, so the next team knew there was a solution, something we did not know.