Rising Oxygen Levels of Past Earth May Help in Search for Life
EVSN: Escape Velocity Space News - A podcast by Dr. Pamela Gay, Erik Madaus, Ally Pelphrey - Thursdays
Scientists analyzed iron-rich sedimentary rocks and estimated the amount of oxygen present in the atmosphere when those rocks formed, finding low levels of oxygen and giving insight into a potential biosignature for life beyond Earth. Plus, controlling robots from space, a SpaceX launch, and this week’s What’s Up.