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Astronomers have thought for years that Earth was dry in the beginning, but a new paper suggests that Earth might have actually started out wet! And In other meteorite news, a new study of impact sites might give us new clues about what’s happening deep inside the earth!
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Sources:
https://www.astro.indiana.edu/gsimonel/build/History_of_Life.pdf
https://www.cfa.harvard.edu/news/su201326
https://onlinelibrary.wiley.com/doi/abs/10.1111/j.1945-5100.2005.tb00960.x
https://science.sciencemag.org/content/369/6507/1110
https://science.sciencemag.org/content/369/6507/1058
https://www.eurekalert.org/pub_releases/2020-08/wuis-mss082620.php
https://www.proquest.com/docview/1647129528
https://agupubs.onlinelibrary.wiley.com/doi/full/10.1029/2003JE002160
https://www.annualreviews.org/doi/abs/10.1146/annurev-earth-042711-105503
https://books.google.com/books?hl=en&lr=&id=McQhAQAAIAAJ&oi=fnd&pg=PA4&dq=stishovite&ots=JaOAcxk0M1&sig=igxVSh2JaQJS6EhZ1kodpb_O6kM#v=onepage&q=stishovite&f=false
https://advances.sciencemag.org/content/6/35/eabb3913
https://www.sciencedaily.com/releases/2020/08/200826151306.htm
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.120.135702
Image Sources:
https://commons.wikimedia.org/wiki/File:Crescent_Comet_67P.jpg
https://commons.wikimedia.org/wiki/File:M%C3%A9t%C3%A9orite_de_Saint_Sauveur_MHNT2.jpg
https://www.flickr.com/photos/jsjgeology/14765361956/in/photolist-ouLkG9-bjwgEL-aBDjw3-9bnU5C-28otJso-2gbLBaq-a9c64e-2geD8Vf-2geD9HT/
https://commons.wikimedia.org/wiki/File:ETypeChondrite-AbeeEH4-RoyalOntarioMuseum-Jan18-09.jpg
https://www.nasa.gov/images/content/149759main_CarbonDiskMacLG.jpg
https://www.flickr.com/photos/bootbearwdc/55039857/in/photolist-5S6r4-92Pmpf-92PkPj
https://commons.wikimedia.org/wiki/File:Rubielos_de_la_C%C3%A9rida_impact_structure_sem_glass.jpg
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