About Earth’s magnetic field is generated by the movement of molten iron in the outer core, creating a geodynamo that acts as a protective shield against harmful cosmic rays and solar wind. But this magnetic field isn’t stable forever—it flips, …
What’s in the news? Scientists have detected one of the most powerful cosmic rays ever slamming into Earth but they have no idea what caused it or where it came from. The extremely high-energy particle has been named Amaterasu after …