Stephen Wolfram answers general questions from his viewers about science and technology as part of an unscripted livestream series, also available on YouTube here: https://wolfr.am/youtube-sw-qa

Questions include: Is there any scientific approach to simulate society? What are the main laws in sociology? - Property rights are a very basic element of a society. They lead to saving, then specialization, then trade, then currency. - Why are some physical constants dimensionless?