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《新科学家》 第3603期 · 2026年7月11日 · 中文解读

马达加斯加附近海底火山喷发原始岩浆海洋的化学痕迹

Unexpected eruptions
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这篇讲什么
一项研究发现,马达加斯加附近的海底火山喷发出的熔岩中含有地球早期原始岩浆海洋的化学痕迹。
原文开头
Traces of Earth’s primordial magma ocean spotted in lava Christa Lesté-Lasserre AN UNDERWATER volcano off the coast of Madagascar has been spewing chemical traces of material from a primordial magma ocean in the first 100 million years of Earth’s history. Scientists generally suspect that Earth’s mantle – the thick layer of hot rock beneath the crust – has been churning for more than 4 billion years, erasing most chemical traces of the planet’s earliest history. During the Hadean Aeon, a Mars-sized object collided with Earth, breaking off debris that scientists believe later formed the moon. The impact heated the young planet so intensely that it became covered by a global magma ocean. …
摘自《新科学家》(New Scientist)第3603期 · 2026年7月11日。仅引用开头一小段供了解文章,版权归原刊所有,全文请阅读原刊。
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