{ "item_title" : "Secrets of Sound", "item_author" : [" Scott Goldie "], "item_description" : " It's a big question--how does sound shape the world we live in? The answer might surprise you Scientists study vibrations, waves, and echoes to uncover how sound moves through air, water, and solid objects. From listening to whale songs across oceans to analyzing the subtle hums of city streets, acoustics reveals a hidden world that affects animals, humans, and machines similarly. Discover the impressive experts exploring sound, their fascinating research, and incredible breakthroughs, including: Whales and dolphins singing across thousands of miles of ocean How musical instruments create vibration patterns that move the air The surprising ways humans use sound to map hidden spaces With cool, graphic-style illustrations intermixed with jaw-dropping facts, Tomorrow's World showcases science like never before--as something that can change the world ", "item_img_path" : "https://covers4.booksamillion.com/covers/bam/1/83/569/506/183569506X_b.jpg", "price_data" : { "retail_price" : "22.99", "online_price" : "22.99", "our_price" : "22.99", "club_price" : "22.99", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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