A high-altitude mass of volcanic ash and fumes from the Sunday morning eruption of the Hayli Gubbi volcano in northern Ethiopia is moving east - at speeds up to 120 km/hour - and reached Delhi this ...

Volcanic eruption dynamics arise from the complex interplay between magma ascent, gas exsolution and the rheological properties of silicate melts. As magma rises through the crust, decompression ...

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When it comes to volcanoes, size isn't everything. That's according to a new study, which has found that even small eruptions ...