| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S04E01 | Outward Bound: Colonizing the Sun |
January 4, 2018
YouTube
|
30 | |
| S04E02 | Evacuating Earth |
January 11, 2018
YouTube
|
30 | |
| S04E03 | The Compendium of Doom |
January 18, 2018
YouTube
|
30 | |
| S04E04 | De-Extinction: Resurrecting the Past |
January 25, 2018
YouTube
|
30 | |
| S04E05 | Mars: From Science Fiction to Science Fact |
February 1, 2018
YouTube
|
30 | |
| S04E06 | Spaceports |
February 8, 2018
YouTube
|
30 | |
| S04E07 | Fermi Paradox: Sleeping Giants |
February 15, 2018
YouTube
|
30 | |
| S04E08 | Outward Bound: Colonizing Alpha Centauri |
February 22, 2018
YouTube
|
30 | |
| S04E09 | Orbital Infrastructure |
March 1, 2018
YouTube
|
30 | |
| S04E10 | Interstellar Warfare |
March 8, 2018
YouTube
|
30 | |
| S04E11 | Civilizations at the End of Time: Dying Earth |
March 15, 2018
YouTube
|
30 | |
| S04E12 | Teleportation |
March 22, 2018
YouTube
|
30 | |
| S04E13 | Advanced Metamaterials |
March 29, 2018
YouTube
|
30 | |
| S04E14 | Portable Power |
April 5, 2018
YouTube
|
30 | |
| S04E15 | Surviving in the Expanse of Space |
April 12, 2018
YouTube
|
30 | |
| S04E16 | O'Neill Cylinders |
April 19, 2018
YouTube
|
30 | |
| S04E17 | Alien Beacons |
April 26, 2018
YouTube
|
30 | |
| S04E18 | Post Scarcity Civilizations & Privacy |
May 3, 2018
YouTube
|
30 | |
| S04E19 | Megatelescopes |
May 10, 2018
YouTube
|
30 | |
| S04E20 | Planetary Assaults & Invasions |
May 17, 2018
YouTube
|
30 | |
| S04E21 | Post Scarcity Civilizations: Reality & Simulation |
May 24, 2018
YouTube
|
30 | |
| S04E22 | Ancient Aliens |
May 31, 2018
YouTube
|
30 | |
| S04E23 | Mind Uploading |
June 7, 2018
YouTube
|
30 | |
| S04E24 | Outward Bound: Colonizing Mercury |
June 14, 2018
YouTube
|
30 | |
| S04E25 | Cyclic Apocalypses |
June 21, 2018
YouTube
|
30 | |
| S04E26 | Purpose & Existence |
June 28, 2018
YouTube
|
30 | |
| S04E27 | Outward Bound: Colonizing Ceres |
July 5, 2018
YouTube
|
30 | |
| S04E28 | Generation Ships |
July 12, 2018
YouTube
|
30 | |
| S04E29 | Galactic Humanity & the Fermi Paradox, Part 1 |
July 19, 2018
YouTube
|
30 | |
| S04E30 | Galactic Humanity and the Fermi Paradox Part II |
YouTube
|
30 | |
| S04E31 | Upward Bound: Power Satellites |
July 26, 2018
YouTube
|
30 | |
| S04E32 | Exodus Fleet |
August 2, 2018
YouTube
|
30 | |
| S04E33 | 5 Ways The World Could End - And How We Can Survive It (Feat. Isaac Arthur) | Answers With Joe |
August 9, 2018
YouTube
|
30 | |
| S04E34 | 5 Ways The World Could End - And How We Can Survive It, with Joe Scott |
August 9, 2018
YouTube
|
30 | |
| S04E35 | Jobs of the Future |
August 16, 2018
YouTube
|
30 | |
| S04E36 | Upward Bound: Space Farming |
August 23, 2018
YouTube
|
30 | |
| S04E37 | Parasitic Aliens |
August 30, 2018
YouTube
|
30 | |
| S04E38 | Exporting Earth |
September 6, 2018
YouTube
|
30 | |
| S04E39 | Attack of the Drones |
September 13, 2018
YouTube
|
30 | |
| S04E40 | Outward Bound: Colonizing Neptune |
September 20, 2018
YouTube
|
30 | |
| S04E41 | Brainwashing & Mind Control |
September 27, 2018
YouTube
|
30 | |
| S04E42 | SFIA Monthly Livestream: September 30, 2018 |
September 30, 2018
YouTube
|
30 | |
| S04E43 | Seasteading & Artificial Islands |
October 4, 2018
YouTube
|
30 | |
| S04E44 | The Million Year Ark |
October 11, 2018
YouTube
|
30 | |
| S04E45 | Colonizing the Oceans |
October 18, 2018
YouTube
|
30 | |
| S04E46 | Upward Bound: The Environments of Space Habitats |
October 25, 2018
YouTube
|
30 | |
| S04E47 | SFIA Monthly Livestream: October 28, 2018 |
October 28, 2018
YouTube
|
30 | |
| S04E48 | The Science of Aging |
November 1, 2018
YouTube
|
30 | |
| S04E49 | Reclaiming the Deserts |
November 8, 2018
YouTube
|
30 | |
| S04E50 | Fermi Paradox: Into the Void |
November 12, 2018
YouTube
|
30 | |
| S04E51 | Battle for the Moon |
November 15, 2018
YouTube
|
30 | |
| S04E52 | Sleeper Ships |
November 22, 2018
YouTube
|
30 | |
| S04E53 | Megastructures: Flat Earths |
November 29, 2018
YouTube
|
30 | |
| S04E54 | SFIA Monthly Livestream: November 30, 2018 |
November 30, 2018
YouTube
|
30 | |
| S04E55 | Kickstarting Space Industry |
December 6, 2018
YouTube
|
30 | |
| S04E56 | Colonizing the Arctic |
December 13, 2018
YouTube
|
30 | |
| S04E57 | Earth 2050: Predictions for the Next Generation |
December 17, 2018
YouTube
|
30 | |
| S04E58 | The Santa Claus Machine |
December 20, 2018
YouTube
|
30 | |
| S04E59 | Seeding the Stars |
December 27, 2018
YouTube
|
30 | |
| S04E60 |
Isaac Asimov's Predictions for 2019
season finale
|
December 30, 2018
YouTube
|
30 |
No artwork of this type.
No artwork of this type.
No artwork of this type.