Planet Earth is alive. Deep beneath its skin, its life blood — rivers of molten iron — pulse around its core. And this mobile iron is what generates the magnetic field that causes auroras — and keeps us alive.
— Read on www.news.com.au/technology/science/earths-magnetic-pole-is-on-the-move-fast-and-we-dont-know-why/news-story/341c92307a6b19d25b38836c6097be9d
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