Haven’t seen it here yet, but it’s one of the greatest and most prolific YouTube channels about science fiction and the future… Science Fiction and Futurism With Isaac Arthur

• How to Colonize Mars
• How to Colonize Venus
• Building Orbital Rings Around Earth
• How to Get to Alpha Centauri
• How and Why to Industrialize the Moon
• Settling the Atmosphere of Jupiter
• Godlike Aliens
• Alien Invasions
• How to Escape the Galaxy