Tag: geologist
Mystery of the Maka Lahi Rock finally solved
In 2024, researchers from Australia's University of Queensland discovered a giant 1,200-tonne rock more than 200 metres inland on the island of Tongatapu.
The Testimony of Trees: How Volcanic Eruptions Shaped 2000 Years of World History
Researchers have shown that over the past two thousand years, volcanoes have played a larger role in natural temperature variability than previously thought, and their climatic effects may have contributed to past societal and economic change.
Geoscientists Discovers Causes of Sudden Volcanic Eruptions
Tiny crystals, ten thousand times thinner than a human hair, can cause explosive volcanic eruptions.
New Evidence of Long-Term Volcanic, Seismic Risks in Northern Europe
An ancient European volcanic region may pose both a greater long-term volcanic risk and seismic risk to northwestern Europe than scientists had realized, geophysicists report in a study in the Geophysical Journal International.
Diamonds show Earth still capable of ‘superhot’ surprises
Diamonds may be ‘forever’ but some may have formed more recently than geologists thought. A study of 26 diamonds, formed under extreme melting conditions in the Earth’s mantle, found two populations, one of which has geologically ‘young’ ages.
Sea cave preserves 5,000-year snapshot of tsunamis
An international team of scientists digging in a sea cave in Indonesia has discovered the world's most pristine record of tsunamis, a 5,000-year-old sedimentary snapshot that reveals for the first time how little is known about when earthquakes trigger massive waves.