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# We've never seen an atom. But we know what they look like.
- URL: https://www.cascadepbs.org/show/its-okay-be-smart/episode/weve-never-seen-an-atom-but-we-know-what-they-look-like-7pdeiq/
- Published: 2026-06-23T21:15:55.000Z
- Updated: 2026-06-23T23:30:10.000Z
- Description: If everything around us is made of atoms, why can’t we actually see them?
- Author: Cascade PBS Staff
- Tags: Be Smart, Season 14, Episode 5, #ZZZ_Episode_0097c7ad-e97b-4eca-b23d-3c7a24195ae5, #episode, #ZZZ_Show_dc38a6e9-266e-43c1-b647-45e7445fad27, #v1.16

If everything around us is made of atoms, why can’t we actually see them? From ancient philosophy to quantum mechanics, electron microscopes, and the strange limits of human perception, let’s explore one of science’s deepest questions: what does it really mean to “see” something?