Tephra is a general term for fragments of volcanic rock and lava that are blasted into the air by explosions or carried upward by hot gases. Tephra includes large, dense chunks, light rock debris ...

Billions of minuscule pieces of tephra, which include all fragments of rock ejected into the air by an erupting volcano, can be carried on winds for thousands of miles and can cause respiratory ...

Lava from Hawaii’s most active volcano has created fountains that reached up to 700ft during the latest episode of an ongoing eruption. Kilauea began continuously releasing lava from its summit ...

Researchers from the DOST-Industrial Technology Development Institute (DOST-ITDI) studied tephra or rock fragments from the volcanic eruption. "Research and development are drivers of long-term ...