In this episode, Dr. Ken Libbrecht answers all of our snowflake questions: How are snowflakes made? Why are they different shapes? How is it that they’re all unique? And how does a scientist who lives in southern California study snow?

Hoax Hunters: What is the Bermuda Triangle
27:11

How do flowers get their smells?
24:21

It's time for the....Mystery Sound Extravaganza!
34:01