Despite seeming like a relatively stable place, the Earth's surface has changed dramatically over the past 4.6 billion years. Mountains have been built and eroded, continents and oceans have moved ...

Fossilized dinosaur eggshells may hold the key to determining when surrounding rocks and fossils were buried. A study published in Nature Communications Earth & Environment reports that uranium-lead ...

“This study demonstrates that eggshell biocalcite from non-avian dinosaurs, birds, and other egg-laying vertebrates has the ...