The story
"Attracted by your gravity, your body's so compact / Pulling me inward, prepare for close contact," Boston University astronomer Alan Marscher sings in his song about a deep-space object known as a black hole.
Marscher once used other rock groups' songs to illustrate scientific concepts for his students, such the Einsteinian "'39" by Queen.
Then he began writing his own songs tailored to specific lectures like "Superluminal Lover," a black hole ballad full of physics and innuendo. Watch him sing "Superluminal Lover" 
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