Dating dinosaur eggs has always been tricky because traditional methods rely on surrounding rocks or minerals that may have shifted over time. Now, for the first time, scientists have directly dated ...

In the Cretaceous period, Earth was plagued by widespread volcanic activity, oceanic oxygen depletion events, and mass extinctions. Fossils from that era remain and continue to give scientists clues ...

Dinosaur eggs laid 85 million years ago have been accurately dated using a new "atomic clock for fossils" method. The eggs could improve understanding of Earth's climate when dinosaurs roamed the ...