DIY-WMD
An interesting article (in The Guardian) detailing a Pentagon project from the 60’s in which two Graduate Physics students designed a working nuclear bomb:
You could have taken any number of classes at Beloit with Professor Dobson, until his recent retirement, without having any reason to know that in his mid-20s, working entirely as an amateur and equipped with little more than a notebook and a library card, he designed a nuclear bomb.
Found this here.