- cross-posted to:
- science
- science@lemmy.world
- hackernews@derp.foo
- cross-posted to:
- science
- science@lemmy.world
- hackernews@derp.foo
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This video helped me understand the concept of looking in a mirror and seeing the back of your head:
https://www.youtube.com/watch?v=vFNgd3pitAI