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 ...

Geologic assessment of active tectonism depends on two key measures: the age and the amount of deformation of a given stratigraphic unit. The amount of deformation can normally be measured with ...

In the heart of the Jordan Valley, an ancient site has been uncovered that challenges long-held views about early human migration. The discovery of tools, fossils, and geological evidence dating back ...