5 weeks 2 days
Submitted by Kristen Weiss on Tue, 01/10/2017 - 10:32
Check out our latest video--Kevin Johnson, Geologist extraordinaire from the University of Hawaii, describes how he digs deep (literally!) to find evidence of tectonic plate movement and its impacts on mantle rocks that travel from deep within the Earth up to the surface and back again. It's CSI, geology edition!