The galaxy is an immense and mysterious place we may one day explore and settle, but for now, we have only one planet, and the galaxy holds many dangers, so what can we do to defend Earth?

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Credits:
Defending Earth 
Episode 442; April 11, 2024 
Produced, Written & Narrated by: Isaac Arthur

Editors:
Jon Dagle
Rod Pyle
Dale Skran

Music Courtesy of
Epidemic Sound http://epidemicsound.com/creator
Stellardrone, "Red Giant", "Ultra Deep Field"
Sergey Cheremisinov, "Labyrinth", "Forgotten Stars"
Taras Harkavyi,  "Alpha and ..."
Miguel Johnson, "So Many Stars"

Defending Earth (Narration Only)

Beneath the surface of the Moon lie vast underground caverns, some of which are miles long and wider than football fields, and they may make for excellent settlement sites.

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Living In Lava Tubes
Episode 443; April 18, 2024
Produced, Written & Narrated by: Isaac Arthur

Living In Lava Tubes (Narration Only)

Stars give warmth and light to planets and make life possible, until they run out of fuel and die themselves, but could these dead stars still enable life to dwell around them?

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Credits:
Colonizing White Dwarfs
Episode 444; April 25, 2024 
Produced, Written & Narrated by: Isaac Arthur

Music Courtesy of
Epidemic Sound  http://epidemicsound.com/creator
Stellardrone, "Red Giant", "The Earth Is Blue", "Eternity"

Colonizing White Dwarfs

We often look out into the galaxy and wonder where all the civilizations are, but could it be that we don't see them because they have all chosen to exist in fortress star systems, surrounded by despoiled deserts of their own making?

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The Fermi Paradox: Interdiction
Episode 446; May 9, 2024
Produced & Narrated by: Isaac Arthur
Written by: Isaac Arthur & Mark Warburton

The Fermi Paradox: Interdiction (Narration Only)

We think very highly of the human brain, after all, it's what lets us think about anything in the first place, but Nature is vast, and our primate brains are not the end-all and be-all of neural engineering.

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Alternative Intelligence: The Other A.I.
Episode 448; May 23, 2024
Produced & Narrated by:
Isaac Arthur
Written by: Erik Eldritch & Isaac Arthur
Editor: Darius Said

Alternative Intelligence: The Other A.I. (Narration Only)

We think very highly of the human brain, after all, it's what lets us think about anything in the first place, but Nature is vast, and our primate brains are not the end-all and be-all of neural engineering.

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Credits:
Alternative Intelligence: The Other A.I.
Episode 448; May 23, 2024
Produced & Narrated by:
Isaac Arthur
Written by: Erik Eldritch & Isaac Arthur
Editor: Darius Said

Music Courtesy of
Epidemic Sound http://epidemicsound.com/creator
Stellardrone, "Red Giant", "Ultra Deep Field", "Cosmic Sunrise"
Sergey Cheremisinov, "Labyrinth", "Forgotten Stars"
Taras Harkavyi, "Alpha and ..."
Miguel Johnson, "So Many Stars"

Alternative Intelligence: The Other A.I.

We all dream of a future in space, but it will take a lot of work to get there and more to make it a place we can visit and live. Of course, where there’s work to be done, there’s jobs to be had.

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Jobs in Space
Episode 449b; June 2, 2024
Written, Produced & Narrated by: Isaac Arthur

Jobs In Space (Narration Only)

The galaxy has many stars orbited by many planets, and many of these are orbited by immense icy moons, but could others have oceans on their surface, or even life?

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Oceanic Moons
Episode 451; June 13, 2024
Written, Narrated & Produced by: Isaac Arthur
Music Courtesy of Epidemic Sound Epidemic Sound http://epidemicsound.com/creator

Oceanic Moons

Many fear future technologies may doom our civilization, but could the pursuit of technology, and civilization itself, be what dooms humanity?
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Credits:
The Fermi Paradox: Timebombs 
Episode 450; June 6, 2024
Written, Produced & Narrated by: Isaac Arthur
Music Courtesy of:
Epidemic Sound Epidemic Sound http://epidemicsound.com/creator
Stellardrone, "Red Giant", "Ultra Deep Field", "Cosmic Sunrise"
Sergey Cheremisinov, "Labyrinth", "Forgotten Stars"