From acollierastro.

dark matter is not a theory.

I tried to increase the sound on this—let me know how it went? I keep getting comments that my sound is too low but it always sounds fine on my devices.

Professor David Weinberg dark matter rap:
https://www.astronomy.ohio-state.edu/weinberg.21/Rap/index.html

Professor Adam Hincks visualization link:
https://adh-sj.info/bao_cmb.php

Job Geheniau’s dark matter measurement:
https://www.rtl-sdr.com/wp-content/uploads/2020/10/Rotation-Curve-with-JRT_English.pdf