What are the creatures that light up a room with their presence? No literally they can light up a room, some of them with just their rear end. Welcome to Ever Wonder where this episode we'll be talking about how bioluminescence works and who can do it like fireflies and octopi.

Research links:

History and our human fascination with bioluminescenceHow the chemical process works

What creatures are using bioluminescence and why

Etymology of Luciferin/Luciferase