The presence of pink pumice in the giant pumice raft of the 2012 Havre eruption that drifted across the southwest Pacific Ocean has led researchers to recognize the immense power of underwater volcanic eruptions.
Earth Sciences
Feb 8, 2022
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Researchers have used the evidence of pumice from an underwater volcanic eruption to answer a long-standing mystery about a mass death of migrating seabirds.
Plants & Animals
Mar 25, 2021
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The giant pumice raft created by an underwater volcanic eruption last August in Tonga has begun arriving on the Australian eastern seaboard, delivering millions of reef-building organisms that researchers say could be a 'vitamin ...
Earth Sciences
Aug 19, 2020
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Stones do not float in water—this is a truism. But there is hardly a rule without exception. In fact, some volcanic eruptions produce a very porous type of rock with a density so low that it does float: Pumice. An unusually ...
Earth Sciences
Dec 9, 2019
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It's true—some rocks can float on water for years at a time. And now scientists know how they do it, and what causes them to eventually sink.
Earth Sciences
May 23, 2017
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Pieces of pumice from the same volcanic eruption that caused the largest pumice raft seen in 50 years have continued to wash up on Queensland shores this week.
Earth Sciences
Dec 13, 2013
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A floating raft of pumice created by an underwater volcanic eruption near New Zealand, and teeming with marine hitchhikers, has been spotted in the northern Great Barrier Reef.
Earth Sciences
Sep 2, 2013
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New research by The Open University and Lancaster University discovered another type of Icelandic volcanic eruption that could cause disruption. Published in Geology (February 2013), the team found magma that is twice as ...
Earth Sciences
Apr 3, 2013
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A new survey suggests that the chamber of molten rock beneath Santorini's volcano expanded 10-20 million cubic metres – up to 15 times the size of London's Olympic Stadium – between January 2011 and April 2012.
Earth Sciences
Sep 9, 2012
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A huge cluster of floating volcanic rocks covering almost 26,000 square kilometres (10,000 square miles) has been found drifting in the Pacific, the New Zealand navy said Friday.
Earth Sciences
Aug 10, 2012
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