7 Simple Questions with No Answers #shorts

Ask a physicist about the radius of the black hole at the center of the galaxy and she'll tell you more than you wanted to know. Ask her how a bicycle works, and she'll shrug. It may surprise you to learn that scientists lack explanations for some of the simplest questions you might think to ask. Read on for a taste of the many seemingly mundane questions no know can answer.

[kellymckenzie]

There are many answers to these questions