Geology 101 with Willsey, Episode #6: Hot Spots
27:48
Geology 101 with Willsey, Episode #7: Minerals, Part One
32:19
Geology 101 with Willsey, Episode #1: Intro to Earth
24:25
Rock Identification with Willsey: BASALT and its many varieties
32:01
Not ALL Tectonics is ‘Plate’ Tectonics (w/Steven Baumann!) | GEO GIRL
25:19
Geology 101 with Willsey, Episode #5: Transform Plate Boundaries
1:23:10
GEOL 101 - #16 - Hot Spots
28:36
Geology 101 with Willsey, Episode #2: Intro to Plate Tectonics
32:19