https://resobscura.blogspot.com/ This is an interesting blog that’s been going for 15yrs and it has all types of obscure historical things
https://www.youtube.com/watch?v=MVUuoXAkuUg This is a great behind the scenes look as it were of how many camera effects you’ve seen in movies are not CGI, but rather taking advantage filming using one lens not two like with our eyes
https://neal.fun/size-of-life/ How big are things? This site does a great job letting you compare the size of things you can visualize to things that are hard to understand just how big/small they are
https://www.youtube.com/watch?v=kuMUquaeE6g By converting an image to the frequency domain you’re able to detect motion and exaggerate it to show motion and frequency of that motion using nothing more than a common camera(albeit it one with a global shutter)
https://youtu.be/JQB8aNKyeao?si=EZKU191UIaITsz1J A putter that never misses, what more can be said it’s another stuff made here video where he uses engineering to compensate for practice in a sport in a remarkable build
https://ciechanow.ski/cameras-and-lenses/ This is a fantastic page on how cameras and lenses work, full of great illustrations doing a great job at explaining several rather complex concepts
Cool historical fact
In 1947 Kix cereal included the “Atomic Bomb Ring” toy in its boxes, this was a small ring that contained polonium-210, certainly a tad different than toys you’d find in a box of cereal today: https://toytales.ca/atomic-bomb-ring-from-kix-1947/