Science & Technology Q&A for Kids (and others) [September 24, 2021]

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: What technological and/or scientific capabilities must humans achieve to be able to manipulate and reprogram matter at will? - Can you explain CRISPR? How does the gene editing technique CRISPR work? - Why are routines for sleeping, eating, exercise, etc. so helpful for mammals? When is routine harmful? - ​Is there an example where self-assembly is industrially used? - ​How harmful are plane flights in terms of radiation exposure? - I were able to create a black hole the size of a marble in my living room, would it destroy the cosmos or just make a hole in my couch? - Is it true our electrical distribution networks and neuronal networks in the brain has same configuration? - Why do some speculate there's life - Isn't it weird that our body mostly works fine in zero gravity?