Two years ago, a severe storm in Argentina produced hailstones reaching 9 inches wide, prompting meteorologists to propose an entirely new term: "gargantuan hail." Scientists don't fully understand how such enormous balls of ice can take shape, but the 2018 storm is providing some tantalizing new clues.
Two years ago, a severe storm in Argentina produced hailstones reaching 9 inches wide, prompting meteorologists to propose an entirely new term: "gargantuan hail." Scientists don't fully understand how such enormous balls of ice can take shape, but the 2018 storm is providing some tantalizing new clues.
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