Atomic Clock video produced by Spaceheads – March 2013. Music by Spaceheads (info here). Other footage and images used are credited below.
Public domain video sources
Atoms for peace (1954) – footage of scientists working on nuclear energy
A is for Atom (1953) – animated short documentary film created by John Sutherland and sponsored by General Electric (GE)
NASA Kids Science news – Atomic Clocks – segment explaining how you tell time in space.
News magazine of the screen – Atomic Energy – footage of nuclear bomb testing in Nevada desert 1950
