51: When Mars was the “Pink Planet” with Dr. Smith
- Author
- Carrie Nugent
- Published
- Sun 26 Jun 2016
- Episode Link
- https://spacepod.libsyn.com/episode-51-when-mars-was-the-pink-planet-with-dr-smith
Dr. Issac Smith visits the show to talk about one of Mars’ past ice ages; a time when most of the planet was covered in ice. He talks about how he made this discovery by looking at the layers of ice deposited on the planet’s North pole.
