# How we view color - Colm Kelleher Page: https://stenobird.com/podcast/ted-ed-7859430/how-we-view-color-colm-kelleher Text version: https://stenobird.com/podcast/ted-ed-7859430/how-we-view-color-colm-kelleher.md Podcast: [TED-Ed](https://stenobird.com/podcast/ted-ed-7859430) Published: 2026-07-06T05:30:00+00:00 Episode link: https://traffic.megaphone.fm/VG4169756300.mp3 Audio file: https://traffic.megaphone.fm/VG4169756300.mp3 Processing state: not_requested JSON: https://stenobird.com/v1/public/podcasts/ted-ed-7859430/episodes/how-we-view-color-colm-kelleher Duration seconds: 328 ## Resource View full lesson: http://ed.ted.com/lessons/how-we-see-color-colm-kelleherThere are three types of color receptors in your eye: red, green and blue. But how do we see the amazing kaleidoscope of other colors that make up our world? Colm Kelleher explains how humans can see everything from auburn to aquamarine.Talk by Colm Kelleher, animation by TED-Ed. Learn more about your ad choices. Visit megaphone.fm/adchoices ## Actions - request_transcript: `POST https://stenobird.com/v1/public/podcasts/ted-ed-7859430/episodes/how-we-view-color-colm-kelleher/transcription-requests` — Idempotently request low-priority transcript generation for this episode. - read_markdown: `GET https://stenobird.com/podcast/ted-ed-7859430/how-we-view-color-colm-kelleher.md` — Read the agent-friendly Markdown representation of this episode resource. A page view does not enqueue transcription. Agents should invoke `request_transcript` explicitly when they need this episode processed. ## Transcript Full transcripts are not published on public pages unless there is a clear rights basis.