Denis Arcand Posted February 24 Share Posted February 24 (edited) At Tanis, scientists studied the remains of three sturgeons and three paddlefish, using in particular high-resolution X-ray tomographic analysis from the Grenoble European Synchrotron (ESRF). They first established that the fish had indeed perished in the seiche episode, which was accompanied by a rain of glass spherules... https://www.cnn.com/2022/02/23/world/asteroid-dinosaur-extinction-spring-scn/index.html The research is described in a paper published Wednesday (Dec. 8) in the journal Scientific Reports. Edited February 24 by Denis Arcand 1 Link to post Share on other sites
Denis Arcand Posted February 24 Author Share Posted February 24 (edited) It's amazing to know the exact season of dinosaur extinction thanks to fossils. I wonder how certain this conclusion is? Edited February 24 by Denis Arcand Link to post Share on other sites
FranzBernhard Posted February 24 Share Posted February 24 5 hours ago, Denis Arcand said: exact season of dinosaur extinction thanks to fossils. I wonder how certain this conclusion is? Well, its about when the asteroid hit. When the last dino or ammo died is something completely different (northern vs. southern hemisphere etc.). Franz Bernhard 1 Link to post Share on other sites
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