Ideas tagged with photonic boom

Correspondence Between Sonic Booms and Photonic Booms

A [sonic boom](https://en.wikipedia.org/wiki/Sonic_boom) is heard by an observer, for example, when a supersonic airplane passes by. A lesser known phenomenon dubbed a photonic boom is seen by an observer, for example, when an always-superluminal spot from a laser pointer sweeps by. Both boom...

By Robert Nemiroff