Why Do Some Harmonies Sound Prettier Than Others?

Whether your favorite band is One Direction or Slayer, you can probably tell tense chords from relaxed ones, but what exactly gives them those qualities?

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Sources:
https://www.newscientist.com/article/dn20930-why-harmony-pleases-the-brain/
https://physics.aps.org/story/v28/st9
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.107.108103
http://www.sciencemag.org/news/2016/07/your-culture-not-your-biology-shapes-your-musical-taste
https://www.nature.com/articles/nature18635
http://www.salford.ac.uk/computing-science-engineering/research/acoustics/psychoacoustics/sound-quality-making-products-sound-better/sound-quality-testing/roughness-fluctuation-strength

Видео Why Do Some Harmonies Sound Prettier Than Others? канала SciShow