HomeUnexpected 'Zig-Zag' Structures Discovered in Earth's Magnetic Field – ScienceAlert Unexpected 'Zig-Zag' Structures Discovered in Earth's Magnetic Field – ScienceAlertAustralia Unexpected ‘Zig-Zag’ Structures Discovered in Earth’s Magnetic Field ScienceAlert Part of Earth’s Magnetic Field Is Backward. Scientists Just Figured Out Why. MSN