A chilling map from nuclearsecrecy.com reveals the catastrophic impact a nuclear bomb would have if detonated in Los Angeles. The map, contributed to by nuclear historian Alex Wellerstein from the ...

Ivy Mike was the world's first hydrogen bomb and had a yield of 10.4 megatons ... within four days. Castle Bravo, detonated on February 28, 1954, was the first and largest of the Castle series ...

Description: Castle Bravo was the code name for the first test of a dry fuel hydrogen bomb by the United States. The ...

Nuclear tests continued in the Marshall Islands. On March 1, 1954--exactly 70 years ago--the Castle Bravo hydrogen bomb was detonated. The flippancy of the bomb’s name greatly offends me.