Indonesia's Anak Krakatau volcano spewed a column of ash 1,640 feet into the sky in the longest eruption since the explosive collapse of the island caused a deadly tsunami in 2018, scientists said ...

How loud can sound really get? The human ear can safely hear up to around 120 decibels. Beyond that, it starts to hurt. At 150 decibels, eardrums can rupture. But history has witnessed sounds far ...