Ancient rocks hold clues to how Earth can sustain life, avoiding a Mars-like fate - The Indian Express

Unlike Mars, Earth has a strong magnetic field that shields it from streams of solar radiation referred to as solar winds. Researchers uncover how Earth's magnetic field got restored by an event around 550 million years ago.

Around 2800 kilometres below where you are standing right now, there is a large amount of molten iron swirling around and generating our planet’s magnetic field. This magnetic field may be invisible … [+4073 chars]

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