History

Two scientists at large microscope. POV view of metal under microscope…

Laboratory containing isotope hot house with radioactive plants growing…

Draftsmen working on plans for a skyscraper in New York. Models of the…

Men at work on the construction site of a New York skyscraper. A bucket…

Men working on the heating system of a skyscraper under construction in…

Construction workers working on the steel girders of the shell of a…

Headline reads ‘Begins six- year work at the Hoover Dam’. Workers…

Fair in Oak Ridge, Tennessee. Children riding merry-go-round. Man and…

A nuclear explosion seen from a beach. A mushroom cloud blooms into the…

EXTREMELY GRAPHIC FOOTAGEHand turns page of book to reveal “Bio-Medical…

The clip begins with a live shot of a Cracker Jack box. A cartoon…

Several large mushroom clouds from atomic bomb test explosion . Air…