Dr. Jon Merrison talks about the Mars Simulation Laboratory. Here, scientists study what happens in low temperature, low pressure, windy environments.  He says visiting scientists often "come to our lab with some idea based on the conventional model and go away with data which makes no sense to...

Dr. Morgan Cable returns to the show after nine years!  She tells us how she creates new minerals in her laboratory. She explains how this work helps shape NASA's Dragonfly mission. She encourages listeners to have confidence in their results.

Dr. Geronimo Villanueva tells us about solar system discoveries with JWST. He talks about several projects, including observing water plumes from Saturn's moon Europa and looking for rings around Mars. He shares what it feels like to use this incredible space telescope.