VirtualGlobetrotting

Today in History – January 21

1968 – A B-52 bomber crashes near Thule Air Base, contaminating the area after its nuclear payload ruptures. One of the four bombs remains unaccounted for after the cleanup operation is complete.

B-52 bombers
Thule Air Base

1954 – The first nuclear-powered submarine, the USS Nautilus (SSN-571), is launched in Groton, Connecticut by Mamie Eisenhower, the First Lady of the United States.

USS Nautilus (SSN-571)