The number 43 is for Episode 43 of the ongoing Kīlauea volcano episodic summit eruption that ejected that tephra during just more than 9 hours of sustained high lava fountaining that began shortly after 9 a.m. and ended just before 6:30 p.m.

Kilauea eruption episode 43 has begun, according to Hawaii County Civil Defense. Halema‘uma‘u is fountaining and creating tephra, which is falling in and around Volcanoes National Park, which has been temporarily closed by the National Park Service.

If you were lucky 74,000 years ago, you would have survived the Toba supereruption, one of the largest catastrophic events that Earth has seen in the past 2.5 million years. While the volcano is located in what’s now Indonesia, living organisms across ...

The nine-hour eruptive event on Tuesday, while contained within the park, produced sustained high lava fountaining, which reached up to 1,300 feet at one point, and began at 9:17 a.m. It also resulted in widespread falling volcanic hazards such as volcanic glass known as Pele’s hair and fine volcanic ash, being reported in Hilo and Puna.

The mystery location of a giant volcanic eruption that occurred almost 500 years ago has (in part) been solved thanks to glass shards preserved in the ice covering Antarctica. In 1458 a volcano erupted with one of the largest eruptions in the last 1,000 ...