Archaeologists studied hundreds of unfinished stone heads in a quarry on Easter Island to better understand how they were ...

Scholars have long debated how the massive stone figures of Rapa Nui got to where they stand today. A new study offers one ...

This field is a site carved by volcanic eruptions, whose remnants now hide in the soil in the form of little diamonds.

It seems that rare earths are in the news all the time. Tariffs against China are imposed when they restrict rare earth ...