Talkative Aliens

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Go to https://buyraycon.com/isaacarthur for 15% off your order! Brought to you by Raycon. The Search for Extra-Terrestrial Intelligence, SETI, relies on looking for signals from distant alien worlds where even very powerful signals can weaken to near nothing. We'll explore today how we, or extraterrestrials, might get around this problem, be it by immense star-powered transmitters or by using laser communication beams.

Part 2 on The Exoplanets Channel: https://youtu.be/04AIXj78nJ0 Part 3 with Parallax Nick: https://www.youtube.com/watch?v=iim--dKNUIk

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Credits: Talkative Aliens Science & Futurism with Isaac Arthur Episode 249, July 30, 2020 Written, Produced, and Narrated by Isaac Arthur

Editors: Jerry Guern Keith Blockus

Cover Art: Jakub Grygier https://www.artstation.com/jakub_grygier

Graphics: Jeremy Jozwik https://www.artstation.com/zeuxis_of_losdiajana Ken York https://www.facebook.com/YDVisual/ Mihail Yordanov Sergio Botero https://www.artstation.com/sboterod?fref=gc

Music: Martin Rezny, "Lifelight" https://soundcloud.com/martin-re-n-1 Aerium, "Waters of Atlantis" https://www.youtube.com/channel/UCRnUJY3l5vIJFGsY3XvW4dQ AJ Prasad of Dark Future, "Cold Shadow" https://www.youtube.com/watch?v=xA8-7qwaEPU Paradox Interactive, "Distant Nebula" https://www.paradoxplaza.com Lombus, "Goldilocks Analemma" https://lombus.bandcamp.com Ross Bugden, "City Lights" https://www.youtube.com/channel/UCQKGLOK2FqmVgVwYferltKQ