Science & Technology Q&A for Kids (and others) [August 20, 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: Can you talk about turbulence and why its the greatest unsolved problem of classical mechanics? - ​Hello, can you talk a little bit about turbulence. Is it true turbulence can't be predicted from the underlying physical equations (Navier-Stokes)? - how about intelligent fluids that are about to take over the world? - Which self-driving technology is better: Imaging or LIDAR? - What are finite fields and why are they important?