{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"North by northwest: the planet's wandering magnetic poles help reveal history of Earth and humans.: An article from: Science News","author_name":"Sid Perkins","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0012DH76Y.html\">North by northwest: the planet&#039;s wandering magnetic poles help reveal history of Earth and humans.: An article from: Science News</a>","width":400,"height":300}