Paleontologist Robert DePalma Presents in NASA Goddard Colloquium on Novel Fossil Findings Tied to Asteroid Impact
Paleontologist Robert DePalma, of the Palm Beach Museum of Natural History, discussed at a colloquium at NASA's Goddard Space Flight Center his team’s excavations in North Dakota that they tie to an asteroid strike off the coast of present-day Mexico that led to the mass extinction of the dinosaurs and many other lifeforms 66 million years ago.