diagram
1960s
13159_7028_transistor_history3
Dr. Bratton, one of the inventors of transistors, uses a black board to…
1960s
13159_7028_transistor_history4
An animated diagram shows the first experiments with an amplifying…
1980s
13159_7127_Tornado_Disasters2
Shot of a hand drawing a mattress on top of a little man next to a set…
1990s
13155_40397_Steroids_8
The clip begins with a diagram of a male body. It’s a cartoonish cross-…