

ScienceStuff, with Jorge Cham
Jul 11, 2025
Join Jorge Cham, a talented author, engineer, cartoonist, and podcaster, as he captivates the conversation with insights on life's biggest mysteries. He delves into the tantalizing question of whether we’re living in a simulation, and the evolving future of AI. Cham shares his journey from robotics to creative science communication, discussing the ethical implications of terraforming Mars and the risks of geoengineering. He also explores the intersection of technology and climate change while highlighting humanity’s cosmic ambitions and the complexities of space exploration.
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Episode notes
Simulation Theory Explained
- Simulation theory suggests we might be artificial beings in a computer program run by advanced civilizations.
- It challenges our perception of reality, pondering if the universe functions like a program or video game.
Bostrom's Simulation Argument
- Nick Bostrom's argument outlines three possibilities about civilizations and simulations.
- The rational bet is that if simulations exist abundantly, we are likely simulated beings.
Experts' Views on Mars
- An expert on terraforming Mars personally refuses to go due to its harsh, inhospitable environment.
- Another expert argues Mars should remain pristine, untouched like national parks on Earth.