One of the great things about working at a university is the opportunity to go to talks and learn about all kinds of interesting subjects from experts. As a biologist, I don’t usually hear much about Mars and astrogeology in my daily life, but I had the pleasure and privilege of attending a talk by Professor Victor Baker earlier this week. During his visit to Helsinki, Professor Baker lectured about the geological history of water on Mars. Though this is well outside my area of expertise, I hope to share some of the amazing things I learned, starting with a story about the recent ice age on Mars and the astonishing mechanism behind it.

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