Life Beyond Earth - Best of Coast to Coast AM - 6/27/26
Summary
An astrobiologist discusses the revolution in exoplanet discovery since 1995, explaining how scientists detect worlds via transit methods and analyze atmospheric spectra for biosignatures like oxygen. The guest highlights the search for technosignatures, such as chlorofluorocarbons, to identify potential alien civilizations. The episode also features a listener story about a child’s warts clearing up and addresses why astronomers focus on distant planets rather than investigating UFOs within Earth’s atmosphere.
Topics discussed
Intro: True Crime Promos and iHeart Subscriptions
The 1995 Discovery of Exoplanets and Astrobiology
Unexpected Planetary Types: Hot Jupiters and Super Earths
Detecting Atmospheres and Biosignatures via Light Analysis
Ad Break: Carnivora Supplement and Wart Treatment Story
True Crime Trailers and iHeart Plus Promotions
Technosignatures: Detecting Alien Industrial Pollution
Agnostic Biosignatures and Searching for the Unimaginable
Scientific Rigor and Why We Look Outside Earth's Atmosphere
Outro: Show Credits, Car Ad, and Final Promos
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