Isaac Arthur - IsaacArthur

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May 25, 2017 / 218


A look at methods for predicting the future, how plausible they are and what hurdles they face, with a focus on Isaac Asimov's concept of Psychohistory, from the classic Foundation series.

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May 18, 2017 / 165

Industrializing the Moon

We return to the Moon to explore ways to go beyond simple Lunar Bases to a full-fledged productive colony that can help us travel to other worlds and expand our own.

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May 11, 2017 / 195

Infinite Improbability Issues

Science Fiction loves the Many Worlds Interpretation of Quantum Mechanics, but its implication go far beyond basic Alternate Universes and histories. Today we will explore some of the mind-bending c..



May 04, 2017 / 188

The Nuclear Option

While potentially dangerous, nuclear powered spacecraft offer far faster and more efficient spacecraft than traditional chemical rockets. Today we will examine the various means of using atomic powe..



Apr 27, 2017 / 264


We examine the concepts of cyborgs, clarify what they are and how they differ from bionics, androids, and similar concepts. We also discuss some of the lesser known options for augmentation and expl..



Apr 20, 2017 / 199

Reusable Rockets & Metallic Hydrogen

In this episode we'll be looking at improvements to rocket systems, with the main focus on re-usability. We will also look a bit deeper at rocketry principles, at some other improvements and alterna..



Apr 13, 2017 / 947

Dead Aliens

Continuing our look at possible alien civilizations, we examine extinct alien civilizations and the possibly of finding them and exploring their ruins to learn about them. We will also contemplate t..



Apr 06, 2017 / 184

Upward Bound: Mass Drivers

This episode feature Mass Drivers, Space Guns, and other means of rapidly accelerating a spaceship up to orbital speeds without a rocket. We will explore the basic concepts, the engineering issues, ..



Mar 30, 2017 / 182

Life Support

Space is a hostile place, in this episode we will look at what you need to survive in it, dispels some myths about it, and get into the specifics of how much air, water, power, and other things you ..



Mar 23, 2017 / 284

Upward Bound: Skyhooks

In this episode we examine the Skyhooks and Rotovators, technology designed to lift grab spaceplanes or rockets at far slower speeds than normal and lift them into space at a fraction of normal laun..

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