TWiS 177: Life on Mars? - With Dr. Michael Tice
TWiS 177: Life on Mars? - With Dr. Michael Tice  
Podcast: This Week in Space (Audio)
Published On: Fri Sep 12 2025
Description: You've heard the news about a possible detection of ancient life on Mars... now get the inside scoop from one of the paper's key authors. Dr. Michael Tice is a research scientist and planetary geologist at Texas A&M, and has a lot to say about how the research was pulled from the year-old drill sampling, the incredible rigor that was applied to their findings, and what's next in this amazing story. It's the one we've all been waiting for--a possible indication of life beyond our own planet! Headlines: NASA's Interim Chief Declares Mission to Beat China Back to the Moon Starlink Satellite Photobombs Maxar Image of Secret Chinese Airbase James Webb Telescope Captures Stunning Interstellar Jet "Flatulence" Main Topic: Signs of Ancient Life Discovered on Mars by Perseverance Dr. Michael Tice Explains Potential Biosignatures in Jezero Crater Discovery of Unusual "Leopard Spots" Linked to Possible Microbial Activity Redox Reactions and Organics Suggest Favorable Conditions for Life Debate Between Biological and Abiotic Explanations for Findings Cutting-Edge Rover Instruments Push Detection Limits Challenges of Confirming Life Without Sample Return to Earth Future Work Needed: Sample Return Missions and Analogs on Earth Broader Reflections on Mars Science, Search for Life, and Technology Choices Hosts: Rod Pyle and Tariq Malik Guest: Dr. Michael Tice Download or subscribe to This Week in Space at https://twit.tv/shows/this-week-in-space. Join Club TWiT for Ad-Free Podcasts! Support what you love and get ad-free shows, a members-only Discord, and behind-the-scenes access. Join today: https://twit.tv/clubtwit