Vision Questions
- Can humans ever directly see a photon?
- Do blind people dream in visual images?
- How do carrots help you see in the dark?
- How long does it take our eyes to fully adapt to darkness?
- What are the five senses of the human body?
- What is it about red that makes bulls so angry?
- Why are red, yellow, and blue the primary colors in painting but computer screens use red, green, and blue?
- Why can't color blind people see any colors?
- Why do camera flashes make your eyes turn red?
- Why does a person with only one working eye have zero depth perception?
- Why don't our eyeballs fill up with water when we swim?
- Why is the sky blue?
- Why was color invented by humans?