February 14, 2022
Q&A 172: Why Do We Assume Extraterrestrials Will Be Hostile? And More...
In this week's questions and answers show, I explain why people might see extraterrestrials as a threat. What could we learn about astronomy if we lived at the center of a supervoid, and how far away are we from the Big Bang?
Watch the video here or on my YouTube channel:
If you want to watch the full raw livestream, you can see it here: