There are several old buildings in Kingman that were constructed with natural stone. The Bonelli House, the old court house, ...

Carved centuries ago from volcanic tuff, they’re believed to embody the deified spirits of ancestors. Sleepless roosters crowed; stray dogs barked. A frigid wind gusted in from Antarctica ...

Officials shared images of what appeared to be a chipped rock face at the ceremonial site. The petroglyphs can be found on volcanic tuff formations formed over 760,000 years ago when a large eruption ...

There are several old buildings in Kingman that were constructed with natural stone. The Bonelli House, the old court house, ...

Researchers have dated volcanic layers at six fossil-bearing sites in Turkey, including one known as Taşhan (shown). The ...

In the high desert of north-central New Mexico, a 40-minute drive west of Santa Fe, a surreal landscape of eroded volcanic rock formations emerges.

The Seongsan Ilchulbong tuff cone has exceptional exposures of its structural and sedimentological characteristics, making it a world-class location for understanding Surtseyan-type volcanic eruptions ...

The petroglyphs can be found on volcanic tuff formations formed over 760,000 years ago when a large eruption released hot ash that settled over the region. The Paiute-Shoshone Indians later ...