https://www.universetoday.com/139077/did-you-know-the-earth-has-a-second-magnetic-field-its-oceans/

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The magnetic field and electric currents in and around Earth generate complex forces that have immeasurable impact on every day life. Credit: ESA/ATG medialab. Earth’s magnetic field is one of the most mysterious features of our planet. It is also essential to life as we know it, ensuring that our atmosphere is not stripped away by solar wind and shielding life on Earth from harmful radiation. For some time, scientists have theorized that it is the result of a dynamo action in our core, where the liquid outer core revolves around the solid inner core and in the opposite direction of the Earth’s rotation. In addition, Earth’s magnetic field is affected by other factors, such as magnetized... Full story

22 April

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