How the Doppler Effect revealed the Big Bang - Cosmology Part 2 of 3
Channel: Phil Up On Science
Date: 2020-12-17

Splitting starlight with a prism - spectroscopy - opened up a whole new cosmos. The spectra of gases in stars revealed that everything is moving apart, and the astonishing realisation that the Universe had a beginning.

Created as an ANU MeriSTEM educational resource - full resources here: https://www.youtube.com/playlist?list=PLauzqjAxaDqUKaKwUtrQ6guu8_N_LgH1y