|| #مناسبات_وأحداث || #محمد_أحمد_السويدي || July 17
Gordon Gould (July 17, 1920 – September 16, 2005) was an American physicist who is widely credited with the invention of the laser.
We invite you to watch this video «How Lasers work! (Animation with Einstein)»
On the occasion of Gordon Gould birth day