On July 16, 75 years ago, the first nuclear weapon was tested at White Sands Missile range in New Mexico, USA. #Trinity75

This monument marks the site of the Trinity nuclear test. The bomb was the first mushroom cloud, which became a potent symbol of nuclear weapons. https://images.app.goo.gl/gEtF9Drb351dViM76 #Trinity75

The nuclear device detonated at the Trinity site in 1945 was nicknamed 'Gadget'; however J. Robert Oppenheimer called the site Trinity after this poem, and the name stuck. https://www.poetryfoundation.org/poems/44106/holy-sonnets-batter-my-heart-three-persond-god #Trinity75

The Trinity test, and the subsequent deployment of nuclear weapons against the Japanese cities of Hiroshima and Nagasaki, changed the world. In this 1965 song, mathematician Tom Lehrer satirises the proliferation of nuclear arms which followed. #Trinity75