How Everything Works on Instagram: "In 2017, a group of Flat Earth believers set out to prove their theory that the planet was flat. To do so, they raised and invested around $20,000 in a high-precision laser gyroscope, expecting it would show no drift if the Earth were flat and stationary. Their idea was straightforward: if the Earth didn’t rotate, the gyroscope would remain level at all times. However, the results shocked them. The device consistently registered a 15-degree drift per hour, whi