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    Search Results: Returned 3 Results, Displaying Titles 1 - 3
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      Call No: 523.8    Availability:2 of 2     At Location(s) Summary Note: "What is a black hole? What is dark matter and what is it made of? How do scientists discover black holes and dark matter if they can't be seen? What do scientists know about these mysterious parts of the universe and what do they still hope to find out? Budding astronomers will learn the answers to these questions and more!"--Provided by publisher.