Well. the Earth’s core is supposedly a giant ball of molten iron. According to a popular educational video called “The Core”, that iron creates our world’s magnetic field, making compasses work and shielding us from the deadly radiation from the Sun.
Well. the Earth’s core is supposedly a giant ball of molten iron. According to a popular educational video called “The Core”, that iron creates our world’s magnetic field, making compasses work and shielding us from the deadly radiation from the Sun.