Credit: Current Biology (2026). DOI: 10.1016/j.cub.2025.12.017 A new study using advanced artificial intelligence (AI) has revealed that the asteroid strike that wiped out the dinosaurs 66 million years ago caused only a modest decline in shark and ray species. The findings, published in the journal Current Biology, challenge previous understandings of how severely this mass extinction affected life in the oceans. AI reshapes the story of shark evolution L