ᴇᴀʀᴛʜ’s ᴍᴀɢɴᴇᴛɪᴄ ғɪᴇʟᴅ ʀᴇᴠᴇʀsᴀʟ ᴡɪʟʟ ᴅʀᴀᴍᴀᴛɪᴄᴀʟʟʏ ᴄʜᴀɴɢᴇ ᴛʜᴇ ʟɪғᴇ ᴏғ ᴍᴀɴᴋɪɴᴅ

Scientists have found that if an unexpected reversal of the Earth’s magnetic field happened, as has happened more than once...