Volcanic hazards

Discoveries The eruption that buried Pompeii is helping scientists synchronize Earth’s geological clocks

Sanidine crystals buried with Pompeii turned a Roman catastrophe into a precision test for dating volcanoes and Earth’s past.

Green Impact Ancient Toba eruption reveals a supervolcano can stay dangerous for thousands of years Joseph Shavit

Green Impact The hidden mantle flow shaping Yellowstone’s supervolcano Rebecca Shavit