Remnants of a bizarre “shark-toothed” aquatic predator that lived alongside dinosaurs were probably forged, according to new research. The fossil possesses highly unusual blade-like teeth ...

Jan. 8, 2025 — A new study finds that one of the hottest periods in Earth's history may have driven lampreys apart -- genetically speaking. The work could have implications for how aquatic ...

about 95 million years old. What makes this discovery so special is that the original fossil from ...