a thoughtful web.
Good ideas and conversation. No ads, no tracking.   Login or Take a Tour!
comment
ButterflyEffect  ·  4338 days ago  ·  link  ·    ·  parent  ·  post: Einstein was right: Space-Time is smooth, not foamy.

This site is decent for a basic introduction. It offers more explanations as opposed to delving into the math of the issue, I think you'll find it to be helpful.