- New study of the Chicxulub impact crater provides harrowing new details of the asteroid impact that eventually killed the dinosaurs https://www.pnas.org/content/early/2019/09/04/1909479116 3 comments science
- Gulick 130m Chicxulub core sample shows detailed timeline of meteor strike events: would be fascinating to correlate with DePalma Hell Creek dig (Geology and Paleontology) https://www.pnas.org/content/early/2019/09/04/1909479116 4 comments science