c/physics · by fossilesque@mander.xyz · 2yLight Can Travel Backward in Time (Sort Of) https://www.scientificamerican.com/article/light-can-travel-backward-in-time-sort-of/10 points · 1 comments · view on lemmy.world
1 Comments
Delta_V@midwest.social · 3 pts · 2y
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