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Scientists uncovered the importance of iron for the development of complex life on Earth– it also may hint at the likelihood of life on other planets.

The FINANCIAL — Researchers at the University of Oxford uncover the importance of iron for the development of complex life on Earth – which also may hint at the likelihood of complex life on other planets. Iron is an essential nutrient that almost all life requires to grow and thrive. Iron’s importance goes all the way back to the formation of the planet Earth, where the amount of iron in the Earth’s rocky mantle was ‘set’ by the conditions under which the planet formed and went on t...