Children (and many adults) use perceptual similarity to assess relative impossibility.

Z Tipper, T Kim, O Friedman - Developmental Psychology, 2024 - psycnet.apa.org
People see some impossible events as more impossible than others. For example, walking
through a solid wall seems more impossible if it is made of stone rather than wood. Across …

Shades of Zero: Distinguishing impossibility from inconceivability

J Hu, FA Sosa, TD Ullman - Proceedings of the Annual Meeting of …, 2024 - escholarship.org
Eating onion ice cream is improbable, and levitating ice cream is impossible. But scooping
ice cream using sadness is not just impossible: it is inconceivable. While prior work has …