The W38 was an American thermonuclear warhead used in the early to mid-1960s as a warhead for Atlas E and F, and LGM-25 Titan I ICBMs. It was first built in 1961 and was in service from 1961 to 1965. 70 were deployed on Titan I missiles and 110 on Atlas m

This Warhead was designed for Nike-Hercules SAM, but there was no production units because the program was finally cancelled in September 1956.

The Mark 36 was a heavy high-yield United States nuclear bomb designed in the 1950s. It was a thermonuclear bomb, using a multi-stage fusion secondary system to generate yields up to about 10 megatons.

Operation Julin[1] was a series of 8 underground nuclear tests conducted at the Nevada Test Site in 1991 and 1992. This test series followed the Sculpinseries and was the last nuclear test series conducted by the U.S.