Splendid space shot
Articulate (Reddit) article
- What is the “empty space” in an atom?
- How quickly to airline (jumbo jet) tires wear out? Are they structurally very different from car tires?
- How similar is Neanderthal DNA to Human DNA?
- Why do months have different number of days?
- ELI5: How does night vision work, and why is it green?
- ELI5:How can a single wire in Coaxial cable carry so much information? Hundreds of channels, internet, and voip service in my case.