In the ancient past, before the first stars formed, all was darkness and the Universe was a very different place, but there may have been strange dark stars in that primordial era at the beginning of time.

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Dark Stars At The Beginning Of Time

Episode 470a; October 27, 2024

Produced, Narrated & Written: Isaac Arthur

Music Courtesy of Epidemic Sound Epidemic Sound http://epidemicsound.com/creator

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

In the ancient past, before the first stars formed, all was darkness and the Universe was a very different place, but there may have been strange dark stars in that primordial era at the beginning of time.

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Credits:

Dark Stars At The Beginning Of Time

Episode 470; October 27, 2024

Produced, Narrated & Written: Isaac Arthur

Music Courtesy of Epidemic Sound Epidemic Sound http://epidemicsound.com/creator

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Soon humanity may reach out to the galaxy and spread ourselves to every world in it, but in the billions and billions of years to come on those billions and billions of worlds, humanity shall surely diverge down many roads and posthuman pathways.

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Posthuman Pathways

Episode 469a; October 24, 2024

Editor: Tim Lusko

Produced, Narrated & Written: Isaac Arthur

Graphics:

Jeremy Jozwik

Ken York YD Visual

Udo Schroeter

Select imagery/video supplied by Getty Images

Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Soon humanity may reach out to the galaxy and spread ourselves to every world in it, but in the billions and billions of years to come on those billions and billions of worlds, humanity shall surely diverge down many roads and posthuman pathways.

Watch my exclusive video Caretaker AI & Genus Loci: https://nebula.tv/videos/isaacarthur-caretaker-ai-genus-loci Get Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthur

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Posthuman Pathways

Episode 469a; October 24, 2024

Editor: Tim Lusko

Produced, Narrated & Written: Isaac Arthur

Graphics:

Jeremy Jozwik

Ken York YD Visual

Udo Schroeter

Select imagery/video supplied by Getty Images

Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Humanity has often lived with one foot on land and the other in the sea, but in the future, we may build our homes in the seas, here and on other worlds.

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Ocean Habitats

Episode 467; October 17, 2024

Produced, Narrated & Written: Isaac Arthur

Graphics:

Fishy Tree

Jeremy Jozwik

Ken York YD Visual

Sergio Botero

Select imagery/video supplied by Getty Images

Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Humanity has often lived with one foot on land and the other in the sea, but in the future, we may build our homes in the seas, here and on other worlds.

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Credits:

Ocean Habitats

Episode 467; October 17, 2024

Produced, Narrated & Written: Isaac Arthur

Graphics:

Fishy Tree

Jeremy Jozwik

Ken York YD Visual

Sergio Botero

Select imagery/video supplied by Getty Images

Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Fungus and Protista are far more ancient than animal life, and far more varied in form. So could alien fungi be more common in the galaxy, and might it spread through space by spores?

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Fungal Aliens

Episode 468a; October 13, 2024

Produced, Narrated & Written: Isaac Arthur

Select imagery/video supplied by Getty Images

Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Fungus and Protista are far more ancient than animal life, and far more varied in form. So could alien fungi be more common in the galaxy, and might it spread through space by spores?

Go to https://hensonshaving.com/isaacarthur and enter "isaacarthur" at checkout to get 100 free blades with your purchase.

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Credits:

Fungal Aliens

Episode 468a; October 13, 2024

Produced, Narrated & Written: Isaac Arthur

Select imagery/video supplied by Getty Images

Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.