Geochemist uses helium and lead isotopes to gain insight into the makeup of the planet's deep interior
Thursday, October 16, 2014 - 14:00
in Paleontology & Archaeology
A UC Santa Barbara geochemist studying Samoan volcanoes has found evidence of the planet's early formation still trapped inside the Earth. Known as hotspots, volcanic island chains such as Samoa can ancient primordial signatures from the early solar system that have somehow survived billions of years.