ELI5
ELI5
Examples:
legal succession
,
photoelectric effect
,
what is the meaning of life?
,
capacitors
,
epoxy
Firefly luciferin
Firefly luciferin is a special chemical that is found in fireflies. When fireflies mix it with oxygen, it makes a special kind of light (called bioluminescence). This light looks like it's twinkling, like stars!