September 1, 1878: Emma Nutt, the first woman operator. On 1 September 1878, Emma Nutt started work in Boston, USA, as the world's first woman telephone operator. In those days, when you made a call, an operator connected you by plugging in the wires by hand. She is said to have remembered every number in the company's telephone directory.
1804 🚀 German astronomer Karl Ludwig Harding discovered 3 Juno in 1804, one of the largest asteroids in the main belt between Mars and Jupiter.
1859 🔬 The Carrington Event began in 1859, the strongest solar storm ever recorded, making colourful auroras glow in skies far from the poles.
1897 💡 The Tremont Street Subway in Boston opened in 1897, becoming the first underground railway in North America, and trains still run through it today.