50. 1962: The Cuban Missile Crisis
On the brink of a nuclear war, John F Kennedy and his vice president Lyndon B. Johnson sat is tense discussions while the world hoped and prayed for a peaceful resolution. Both President Kennedy and President Khrushchev of the Soviet Union decided that nuclear war would be too devastating and the Soviets agreed to dismantle their missiles while the US promised not to invade Cuba. 25 years after this image was taken, it was revealed that the US had also agreed to dismantle their missiles in Turkey, though at the time it was kept secret.
49. 1928: Discovering Penicillin by Accident
On Friday 28 September 1928, Alexander Fleming was in the basement of St Mary’s Hospital in London when he noticed that a petri dish of Staphylococcus was left open. It had grown a green mold which he realized was inhibiting the bacterial growth of the Staphylococcus. It was completely by accident that the first antibiotic was discovered, and mostly because Fleming himself was pretty careless when it came to hygiene and cleaning up his lab!