Fireball of atomic blast (RDS-2 or Joe 2), Semipalatinsk test site, USSR, 24 September 1951
HD colour footage shows the formation of an explosion fireball. Explosion power 38 kilotons. 24th September 1951. The nuclear device, codenamed RDS-2, and nicknamed by the US as Joe 2, was tested at the Semipalatinsk test site, also known as The Polygon"