Stephen Wolfram Q&A, Physics & Astronomy: Episode 5

Stephen Wolfram answers audience questions about physics and astronomy as part of an ongoing livestream series.

Questions include:
What happens when you sneeze in space? - Do scientists always use metric units? - What's the relationship between electricity and magnetism? - Why is the sky blue? - How does a space station work?

See the full Q&A video playlist: https://wolfr.am/youtube-sw-qa