What lies beneath our feet? #PrincetonU seismologist @jess_irving and an international team of colleagues have developed a new model for the Earth’s outer core, a liquid iron region deep in the Earth.
http://ow.ly/dYcz30kIZDa pic.twitter.com/lBB1pV9Yy7
6:08 AM - 29 Jun 2018
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