Science & Technology Q&A for Kids (and others) [February 25, 2022]

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 10 a special number in any way? Why is scientific notation (or the digit system) in base 10? Is it just because we have 5×2 fingers? -Lots of flowers have five-fold symmetry. - ​Empedocles believed arms, fingers and legs just roamed around as creatures of their own, eventually merging into all kinds of creatures, and only the five-fingered, four-limbed animals won out. It's like an ancient Greek natural selection. - Why are some animals cold-blooded? - Can the Wolfram Physics Project be used to simulate models of new medications for diseases? #WolframPharma. - Will we ever successfully be able to use cryogenics to freeze humans? Won't the ice crystals rupture our cells, like a banana left in the freezer and then thawing it out? - Is it true that cats domesticated themselves compared to other animals that humans domesticated for a purpose?