Stephen Wolfram Q&A, Physics & Astronomy: Episode 4

Stephen Wolfram answers audience questions about physics and astronomy as part of an ongoing livestream series.

Questions include: Do all objects, including living things, emit radio waves? What is plasma? What's the likelihood there's another universe exactly like ours out there? What is a hypersphere? Is there a limit to how many dimensions you can have? Why do you have to acquire a certain speed to escape earth's gravity to get into space?
See the full Q&A video playlist on YouTube: https://wolfr.am/youtube-sw-qa

Om Podcasten

Stephen Wolfram is the creator of Mathematica, Wolfram|Alpha and the Wolfram Language; the author of A New Kind of Science; and the founder and CEO of Wolfram Research. Over the course of nearly four decades, he has been a pioneer in the development and application of computational thinking—and has been responsible for many discoveries, inventions and innovations in science, technology and business. On his podcast, Stephen discusses topics ranging from the history of science to the future of civilization and ethics of AI.