Explore a diverse range of Earth and space science research in this 43-minute press conference from the AGU Fall Meeting 2019. Delve into three intriguing topics: the mysterious origin of thousands of seafloor pockmarks off the California coast, the unexpected connection between "sailing rocks" and dinosaur footprints, and detailed seafloor maps revealing craters from Pacific Ocean atomic bomb tests. Join experts Paul Olsen, Charles Paull, and Arthur Trembanis as they present their latest findings and insights on these fascinating geoscience subjects.