300 Million meters per second! Incomprehensibly fast, and more bizarrely it is a constant- according to Einstein. The slo-mo guys provide a visualization to get some perspective. Very cool.
![](https://i0.wp.com/mountaindreamers.net/wp-content/uploads/2020/03/light.png?resize=580%2C313)
300 Million meters per second! Incomprehensibly fast, and more bizarrely it is a constant- according to Einstein. The slo-mo guys provide a visualization to get some perspective. Very cool.