An curved arrow pointing right. The Nyiragongo volcano saw its last major eruption in 2002. When it's not erupting, it's home to the world's largest lava lake. Follow Tech Insider: On Facebook ...

For starters, one crucial source of information is what's known as a zero-age sample: a chunk of lava fresh from the lake. It would be the Rosetta stone of Nyiragongo, the piece that could unlock ...

Tephra includes large, dense chunks, light rock debris, and ash. The restless lava lake in Nyiragongo's summit crater regularly causes eruptions of gas and smoke laden with tephra. Lava is the ...

An eruption under Lake Kivu could also have ... officials said. Mount Nyiragongo’s last eruption was in 2002, leaving hundreds dead. The lava coated the airport runways and also left more ...