Why scientists scanned giant hailstones in a dentist’s office

A high-resolution view of hailstones the size of tennis balls can reveal how they form – and help researchers better forecast which storms will generate these destructive pieces of ice

​A high-resolution view of hailstones the size of tennis balls can reveal how they form – and help researchers better forecast which storms will generate these destructive pieces of ice A high-resolution view of hailstones the size of tennis balls can reveal how they form – and help researchers better forecast which storms will generate these destructive pieces of ice