Top 10 WORST Places to Live in the Universe - Ask a Spaceman! (collab w/ John Michael Godier)
41:46
How a Rotating Universe Permits Time Travel - Ask a Spaceman!
36:39
How Will the Universe Die?
30:05
Unusual Stars Part 2: Stranger Stars of Today (collab with John Michael Godier)
37:36
Who Were The REAL Ancient Astronomers?
33:11
What's The Most Distant Thing You Can See?
28:23
The Compendium of Doom, Part 2 (collab w/ Isaac Arthur)
38:29
Why Does Light Slow Down? - Ask a Spaceman!
33:17