| 101. | Is the Universe a Code? with Nick Bostrom | 3,400 | |
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| 102. | Why Don't We Live Around a Red Sun? Featuring Prof. David Kipping from Cool Worlds | 3,367 | |
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| 103. | U.S. Congress Will Hold More UAP Hearings | Here’s Why w/ Rep. Raja Krishnamoorthi | 3,361 | Show |
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| 104. | What If We're Alone Featuring Fraser Cain | 3,359 | Show |
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| 105. | The Unknown Physics of UFO/UAP With Avi Loeb | 3,357 | |
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| 106. | Can We Find Intelligent Life? With Dr. Jill Tarter | 3,340 | |
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| 107. | Using Black Holes to Traverse the Universe with Dr. David Kipping | 3,272 | |
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| 108. | New Repeating Fast Radio Bursts Detected From Deep Space Featuring Shriharsh Tendulkar | 3,229 | |
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| 109. | Why is There Plutonium in This Star? Przybylski’s Star with David Kipping | 4,016 | |
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| 110. | New Origin of Life Research Shows Alien Life may be Common with Dr. Steven Benner | 3,159 | Show |
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| 111. | Grabby Aliens The Worst Case Scenario With Robin Hanson | 3,129 | |
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| 112. | Isaac Arthur and John Michael Godier discuss Sci-Fi and the Fermi Paradox | 3,097 | Discussion | The Fermi Paradox
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| 113. | JWST, Teleportation, and Living Forever with Isaac Arthur | 3,075 | Show |
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| 114. | Tabby's Star KIC 8462852: The Mystery Continues with Gary Sacco | 3,064 | |
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| 115. | Surprising New Discoveries Made by James Webb with Dr. Allison Kirkpatrick | 3,061 | |
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| 116. | Why is Betelgeuse Dimming? With Dr. Edward Guinan | 3,060 | |
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| 117. | Why There Are 10 Things You Should Know About Space With Dr. Becky Smethurst | 3,028 | |
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| 118. | Are Alien Civilizations Sending Signals in Bacteria? with Dr. Robert Zubrin | 3,028 | | Bacteria
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| 119. | The First Image of Tabby's Star Structure Featuring Dr. David Kipping | 3,025 | |
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| 120. | Aliens are Hard to Find with Prof. Sara Seager | 2,995 | |
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| 121. | There Are Discrepancies in Physics with Dr. Brian Keating | 2,995 | |
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| 122. | Where Did the Wow Signal Come From? w/ Alberto Caballero | 2,981 | |
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| 123. | What is the Source of the Wow! Signal? With Alberto Caballero | 2,930 | |
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| 124. | Can We Detect Faster Than Light Travel? | 3,286 | |
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| 125. | Why Venus May Have Life with Dr. Janusz Petkowski | 2,898 | Show |
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| 126. | Artificial Green Stars? w/ David Kipping | 2,871 | |
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| 127. | How to Understand an Alien with Andy Weir | 2,857 | Guide |
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| 128. | 8 Candidate Alien Signals From 5 Stars Found by AI Algorithm with Dr. Cherry Ng and Peter Ma | 2,844 | |
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| 129. | Down to Earth: Limits on Unidentified Aerial Phenomena with Avi Loeb | 2,835 | |
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| 130. | Urban Legends From Space with Author Bob King | 2,798 | |
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| 131. | Are They Already Here? Fermi Paradox Solutions w/ Jacob Haqq-Misra and Thomas Fauchez | 2,785 | |
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| 132. | Do Planet Nine and Planet X Exist? With Amir Siraj | 2,951 | |
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| 133. | What is Planet Nine? with Harvard's Amir Siraj | 2,781 | |
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| 134. | Why the First Interstellar Object and Alien Technology May Have Been Found with Dr. Avi Loeb | 2,812 | Vlog |
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| 135. | Searching for Alien Megastructures with Dr. Jason Wright | 2,771 | |
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| 136. | Habitable Exomoons? w/ David Kipping of Cool Worlds | 2,763 | |
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| 137. | The Voyager Record with Timothy Ferris | 2,757 | | The Voyager
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| 138. | Why Homo Floresiensis May Still Be Around with Dr. Gregory Forth | 2,751 | |
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| 139. | What if There Were Nothing? With host of Closer to Truth Robert Lawrence Kuhn | 2,701 | |
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| 140. | Where Will We Find Intelligent Life? Near or Far with Dr. Ravi Kopparapu | 2,690 | |
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| 141. | Is It Possible to Build a Time Machine? With Paul Davies | 2,670 | |
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| 142. | Would an Alien look anything like us? with Phil Plait the Bad Astronomer | 2,669 | | Alien Sky
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| 143. | Can the James Webb Space Telescope Find Alien Life? w/ Jacob Haqq-Misra | 2,651 | |
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| 144. | Is Oumuamua One of the Rarest Objects in the Universe? with Darryl Seligman | 2,622 | | OUMUAMUA
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| 145. | James Webb Space Telescope is Fully Deployed with Project Scientist Klaus Pontoppidan | 2,617 | Show |
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| 146. | The WORST Nuclear Accidents Ever with Kyle Hill | 2,613 | |
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| 147. | Hidden History of the Ancient World with Dr. Garrett Ryan | 2,606 | |
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| 148. | THE FIRST AMAZING PICTURES FROM THE JAMES WEBB SPACE TELESCOPE! | 2,590 | |
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| 149. | 9 Grouped Anomalies Appeared then Disappeared on a Star Survey in 1950 with Dr. Beatriz Villarroel | 2,583 | |
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| 150. | Planet Nine Might Be Something Far Stranger Than a Planet featuring Kate Brown and Harsh Mathur | 3,612 | |
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| 151. | Does Venus Have Life? With Dr. Janusz Petkowski | 2,569 | |
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| 152. | Are We Martians? With Dr. Robert Zubrin | 2,569 | |
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| 153. | A.I. Wars, The Fermi Paradox and Great Filters with David Brin | 2,545 | |
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| 154. | Bizarre Pulsars and New Unexplained Radio Signals with Dr. Ryan S. Lynch | 2,540 | |
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| 155. | How Does SETI Search for Alien Civilizations? With Seth Shostak | 2,529 | |
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| 156. | What Fell to Earth From Interstellar Space? With Amir Siraj | 2,512 | |
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| 157. | Are UFOs/UAP an Aviation Hazard With Ryan Graves | 2,508 | |
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| 158. | Is There a Hidden Fifth Force? With Dr. Yu-Dai Tsai | 2,481 | Show |
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| 159. | Are We Alone? w/ Janusz Petkowski | 2,472 | |
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| 160. | Is K2-18b a Hycean Exoworld? With Dr. Nikku Madhusudhan | 2,596 | |
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| 161. | 10 Reasons Why Humanity Is an Alien Civilization | 2,470 | | Civilization
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| 162. | What Are Odd Radio Circles? With Prof. Ray Norris | 2,458 | |
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| 163. | Are Wormholes Real? With Dr. Dejan Stojkovic | 2,455 | |
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| 164. | How to use Alien Relay Probes For a Galactic Internet | with John Gertz | 2,590 | Guide |
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| 165. | Light Does Not Experience Time: Mysteries with Joe Scott | 2,437 | |
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| 166. | Uncovering the Secrets of the Cosmic Microwave Background with Dr. Brian Keating | 2,436 | |
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| 167. | How To Colonize The Moon And Mars Featuring Author of The Martian Andy Weir | 2,436 | Guide |
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| 168. | Signs of Advanced Alien Civilizations? With Dr. Ed Schmidt | 2,425 | Show |
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| 169. | Why We’re in the Age of Mammals with Steve Brusatte | 2,415 | |
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| 170. | What is Causing the Mysterious Dimming of Betelgeuse? with Dr. Andrea Dupree | 2,413 | |
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| 171. | The Most Unsettling Science and Science Fiction Ideas with Isaac Arthur | 3,341 | |
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| 172. | Is Climate Change a Fermi Paradox Great Filter? Featuring Adam Frank | 2,409 | | The Fermi Paradox
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| 173. | Was the WOW! Signal a Sign of Extraterrestrial Life? With Dr. Robert Dixon | 2,396 | |
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| 174. | The Spooky Galactic Underworld with David Sweeney | 2,390 | |
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| 175. | James Webb Telescope Explained by NASA’s Chief Scientist Dr. Jim Green | 2,383 | Show |
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| 176. | Will ChatGPT Replace You? The Jaw-Dropping Impact of ChatGPT with Shawn Presser | 2,382 | |
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| 177. | The Spooky Universe: Cosmological Time Dilation With Dr. Geraint Lewis | 2,494 | Vlog |
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| 178. | Is Contacting Aliens Safe? With Dr. David Grinspoon | 2,369 | |
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| 179. | Is Our Understanding of the Universe Wrong? Featuring Paul Sutter | 2,356 | |
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| 180. | Using Earth to See Across the Universe: The Terrascope with Dr. David Kipping | 2,332 | |
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| 181. | Tantalizing Clues on Europa with Dr. Natalie Wolfenbarger | 2,323 | |
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| 182. | Did James Webb Telescope find the Strangest Galaxy in the Universe? With Mirko Curti | 2,303 | |
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| 183. | Is 'Oumuamua a Light Sail? Featuring Dr. Avi Loeb | 2,300 | |
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| 184. | Can SpaceX Get Starship to Mars? Featuring Fraser Cain | 2,291 | |
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| 185. | The Problem With General Relativity with Prof. Brian Keating | 2,279 | | Relativity
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| 186. | Can Humans Travel Through Wormholes? with Prof. Juan Maldacena | 2,272 | |
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| 187. | Building the Giant Magellan Telescope with Dr. Rebecca Bernstein and Dr. Jim Fanson | 2,264 | |
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| 188. | The Science and Politics of Non-Human Intelligence with Garry Nolan and Peter Skafish | 2,747 | Show |
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| 189. | Why We Should Search the Center of the Galaxy for Alien Civilizations with Dr. Claudio Maccone | 2,253 | |
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| 190. | Anomalous? The First Potential Recovery of Interstellar Materials With Amir Siraj | 2,250 | |
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| 191. | Can They See Us? With Dr. Lisa Kaltenegger and Jonathan Barrientos | 2,247 | |
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| 192. | Is the Warp Drive Possible? With Alexey Bobrick and Gianni Martire | 2,247 | |
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| 193. | Are Axions Dark Matter? w/ Nobel Laureate Frank Wilczek | 2,237 | |
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| 194. | Did We Just Detect Dyson Spheres? Featuring Dr. Gabriella Contardo | 2,488 | |
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| 195. | Can We Still Send a Probe to Oumuamua? w/ Marshall Eubanks | 2,204 | | OUMUAMUA
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| 196. | Is Our Understanding of Life Wrong? With Dr. Janusz Petkowski | 2,195 | |
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| 197. | Why Planet 9 May Not Exist with Kevin Napier | 2,194 | |
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| 198. | What Are The Chances of us Detecting an Alien Civilization? With Dr. James Annis | 2,188 | |
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| 199. | The Dyson Sphere Debate and Von Neumann Probes w/ Dr. Zaza Osmanov | 2,188 | |
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| 200. | Is There Oil on Mars? With Dr. John McGowan | 2,178 | |
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