NASA releases sound of black hole
All along, we have been taught that space is a vacuum, so there is no sound in space, but maybe we need to change our perception.
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Guitar Chords
A major
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Why no more popular singers from Hong Kong now (by miniskittles)
Monday June 5th, 2017
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In order to overcome F Chord, I almost dizzy on the ground(By Guha Lee)
Thursday June 8th, 2017
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