{"product_id":"2940170675685","title":"Three Roads to Quantum Gravity","description":"\u003cp\u003eIn \u003ci\u003eThree Roads to Quantum Gravity\u003c\/i\u003e, Lee Smolin provides an accessible overview of the attempts to build a final \"theory of everything.\"\u003c\/p\u003e\u003cp\u003eHe explains in simple terms what scientists are talking about when they say the world is made from exotic entities such as loops, strings, and black holes and tells the fascinating stories behind these discoveries: the rivalries, epiphanies, and intrigues he witnessed firsthand.\u003c\/p\u003e","brand":"Recorded Books, LLC","offers":[{"title":"Default Title","offer_id":47169003815152,"sku":"2940170675685","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/2940170675685_p0.jpg?v=1763810576","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/2940170675685","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}