Standing Out In A Civilization of Trillions
33:59
Black Sun Rising: Living On A Planet Around A Black Hole
38:25
Sentient Planets & World Consciousnesses
5:27
A Sad Moment in American History
31:32
The Fermi Paradox: Digital Empires & Miniaturization
28:11
Belligerent Aliens
25:23
What the Hell Happened to Venus?
21:49
Nuclear waste is not the problem you've been made to believe it is
18:19