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An underwater volcano erupted and may have spewed magma from 4.5 billion years in Earth's past

An underwater volcano off the coast of Mayotte, an island lying between Madagascar and Mozambique, erupted in 2018. According ...

Traces of Earth's primordial magma ocean discovered in lava from a modern volcanic eruption

In May 2018, the island of Mayotte, between Madagascar and Mozambique, began to experience a series of earthquakes that led ...
EurekAlert!

Earth's crust was unstable in the Archean eon and dripped down into the mantle

Earth's mantle temperatures during the Archean eon, which commenced some 4 billion years ago, were significantly higher than they are today. According to recent model calculations, the Archean crust ...

Earth was an asteroid rain hell: Earth was hammered so hard by asteroid impacts around 4 billion years ago that its crust may have stayed too hot and unstable for c…

Earth four billion years ago was very different from the world today. Rather than having firm continents surrounded by oceans ...
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Earth's crust was unstable in the Archean eon and dripped down into the mantle

Model calculations indicate that the extreme density of the base of the thickened primary crust caused it to subside into the Earth's mantle Earth’s mantle temperatures during the Archean eon, which ...