Giant blobs deep inside Earth are 'evolving by themselves'
Giant regions of the mantle where seismic waves slow down may have formed from subducted ocean crust, a new study finds.
Geologists Found the World’s Oldest Crater—and It Might Have Jumpstarted All Life on Earth
Led by Curtin University geologists Chris Kirkland and Tim Johnson, a research team unearthed this primeval crater beneath ...
Deep Inside Earth, Two Giant Mantle Structures Rewrite Geological History
Deep within Earth’s mantle lie two enormous, continent-sized structures known as LLVPs. Scientists once believed these ...
Newsweek18d
Secrets of Earth's Buried Supercontinents Revealed
Scientists believe that the LLVPs are made up of accumulated oceanic crust subducted down into the mantle. Because seismic waves appear to travel through them in similar ways, it was long assumed ...
Good News Network9d
Breathtaking Lake Salda Is the Only Place on Earth That’s Like a Mars Crater, Scientists Say
Surrounded by green hills and beige rock, Lake Salda sits in what is sometimes called the Turkish Lake District, a great ...
Phys.org21d
Scientists reveal evolutionary history of continent-sized regions in the deep mantle
One common hypothesis is that the LLVPs are made up of oceanic crust that was pushed into the mantle at subduction zones. This crustal material was then stirred through the mantle over millions of ...
University of Bristol3y
The fate of carbonate in oceanic crust subducted into earth's lower mantle
Drewitt, J. W. E., Walter, M. J., Zhang, H., McMahon, S. C., Edwards, D., Heinen, B. J., Lord, O. T., Anzellini, S., & Kleppe, A. K. (2019). The fate of carbonate in ...
Science Daily21d
Studying the evolutionary history of continent-sized regions in the deep mantle
One common hypothesis is that the LLVPs are made up of oceanic crust that was pushed into the mantle at subduction zones. This crustal material was then stirred through the mantle over millions of ...