The evolution of the human eye - We created this video showing the evolutionary stages of the eye, from basic photoreceptors to the modern eye. | The Brain Maze

Your Eyes Are Your Brain 🤯🧠 Here’s a mind-blowing fact: your eyes aren’t just connected to your brain—they are your brain. During fetal development, parts of the brain literally extend out and become your retinas. That means your eyes are actually pieces of your central nervous system sitting outside your skull. This explains why light exposure impacts so much more than just vision—it regulates your circadian rhythm, energy levels, and even mood. When light hits your retina, it sends direct si