Glossary · The ocean
Marine snow
A slow, constant fall of tiny particles, mostly bits of dead plankton, from the upper ocean to the deep. It feeds much of the life below.
Where it comes up
It is part of how Icillion works: every answer you give moves the submarine, and this is one of the things you pass or score on the way down. How to play
Nearby in the glossary
How deep does your knowledge go?
Seven prompts a day, twenty seconds each. Obvious answers float on the tip of the iceberg; rare ones sink all the way to the trench.
▼ Start today’s iceberg ▼