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 ...

A new, non-peer-reviewed report argues that Egypt’s Great Pyramid may be far older than the familiar Old Kingdom timeline, proposing an age in the order of tens of thousands of years. The claim hinges ...

Artistic reconstruction of a newly hatched troodontid-like dinosaur resting among fragments of its eggshell (loosely based on Mongolian microtroodontid-type). These eggshells, when buried within ...