124: Searching Antarctica for meteorites with Dr. Cohen
Dr. Barbara Cohen returns to the show to talk about meteorite collecting in Antarctica. These trips, which involve weeks of camping on the ice, provide invaluable scientific samples. She talks about w...
6 Mai 201839min
123: Our favorite planet's future with Dr. Marvel
To celebrate Earth Day, Dr. Kate Marvel talks about models of Earth's climate. She compares many models to learn more about the way our climate works, and how it might change in the future. She also o...
22 Apr 201812min
122: How to make a comet with Dr. Michel
Dr. Patrick Michel talks about comet 67P/Churyumov–Gerasimenko, which was visited by the Rosetta spacecraft. This comet's shape was puzzling. It looked like it had survived a collision, but how could ...
8 Apr 201832min
121: Solar storms with Dr. Janvier
Dr. Miho Janvier talks about her work studying solar storms, and tells us about the ways these storms have impacted humans in the past. She explains why they are challenging to model and says why she'...
25 Mar 201823min
120: Archeology for everyone with Chase Childs
Chase Childs tells us about satellite remote sensing. He explains how near-infrared images can expose underground structures, and why plant health is of surprising interest to archeologists. He also t...
11 Mar 201825min
119: Archeology from space with Dr. Parcak
Dr. Sarah Parcak explains how she uses satellite images to locate archeological sites, and how it's her job to be a detective, piecing together clues to uncover the past. She also talks about GlobalXp...
25 Feb 201817min
118: The stuff between the stars with Dr. Rich
Dr. Jeff Rich returns to the show to talk about the interstellar medium— all the rocks, dust, and particles that exist between the stars. After some beer, we end up talking about black holes and how J...
11 Feb 201832min
117: Guardians of (a very small part of) the galaxy with Dr. Fast
Dr. Kelly Fast tells us about the Planetary Defense Coordination Office, which finds asteroids before they find us. She talks about a recent exercise involving the tiny asteroid 2012 TC4, where astero...
28 Jan 201826min
