How will a human Mars mission play out? What unexpected challenges will we face? We're discussing all these aspects with Rick Davis. He is the Assistant Director for Science and Exploration, NASA’s Science Mission Directorate. 🦄 Support us on Patreon: https://patreon.com/universetoday🐦 Rick Davis on Twitter: https://twitter.com/redplanetrick👉 NASA Blog Article on choosing the landing site on Mars:https://blogs.nasa.gov/redplanetdispatch/2022/12/13/criteria-for-landing-site-selection/00:00:00 Intro00:01:29 Training for Mars on Earth00:07:11 Choosing a landing site00:20:37 Unexpected challenges of Mars00:52:38 Planetary protection00:56:51 Exploring lava tubes00:59:49 What's next?