Explaining on Instagram: "On July 16, 1945, J. Robert Oppenheimer stood in the New Mexico desert as the world’s first atomic bomb detonated during the Trinity test. What he witnessed was unlike anything humanity had ever created: a blinding flash brighter than the sun, a massive fireball rising into the sky, and a shockwave that swept across the desert moments later. For several seconds, there was complete silence as scientists stared in disbelief, struggling to comprehend the scale of what had