A huge plume of ash, gas and rock spewed forth on Monday from Italy's Mount Etna as authorities warned people to steer clear ...

Scientists say they found one of the oldest known symbolic objects bearing a human fingerprint in Europe. The print hints at ...

In the depths of the San Lázaro rock-shelter in Segovia, Central Spain, archaeologists from the Complutense University of ...

Yooperlites are a variety of sodalite-rich syenite found in the Upper Peninsula of Michigan.