Minnesota's Geologist: the life of Newton Horace Winchell
1:37:35
Life Cycle/Circular Economy Concepts: Potential application to MN's Mineral Resources
1:01:28
A Brief Geologic History of Colorado
1:11:55
Tales Told By Trilobites
17:00
How An Ancient Ocean Shaped US History
1:15:37
The 2018 Stein Lecture: John G. Roberts, Jr., Chief Justice of the United States
1:12:52
Minneapolis Reuses the Railroad - Aaron Isaacs - 2020-01-27
59:45
A Billion Years of Early Earth History: Perspectives from MN’s Nearest (Canadian) Neighbor
1:28:23