Physics Experiments

The Great Filter hypothesis says we’re alone in the universe because the process of evolution contains some filter that prevents life from spreading into the universe. Have we passed it or is it in our future? Humanity’s survival may depend on the answer. (Original score by Point Lobo.) Interviewees: Robin Hanson, George Mason University economist (creator of the Great Filter hypothesis); Toby Ord, Oxford University philosopher; Donald Brownlee, University of Washington astrobiologist (co-creator of the Rare Earth hypothesis); Phoebe Cohen, Williams College paleontologist. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

7 Marras 201843min

Ever wondered where all the aliens are? It’s actually very weird that, as big and old as the universe is, we seem to be the only intelligent life. In this episode, Josh examines the Fermi paradox, and what it says about humanity’s place in the universe. (Original score by Point Lobo.) Interviewees: Anders Sandberg, Oxford University philosopher and co-creator of the Aestivation hypothesis; Seth Shostak, director of SETI; Toby Ord, Oxford University philosopher. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

7 Marras 201836min

Why are smart people warning us about artificial intelligence? As machines grow smarter and able to improve themselves, we run the risk of them developing beyond our control. But AI is just one of the existential risks emerging in our future. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

24 Loka 20181min

We humans could have a bright future ahead of us that lasts billions of years. But we have to survive the next 200 years first. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

17 Loka 20182min