How can we tell what distant stars and planets are made of—without ever touching them? In this episode of the OYLA podcast, we explore the fascinating history and science of spectral analysis, from Newton's prism to the discovery of helium in the Sun. Learn how light reveals the secrets of the universe and how the Doppler effect revolutionized modern astronomy. A story of color, sound, and cosmic detective work!

This episode was prepared with the help of AI, and the content is written by OYLA authors. For subscription, please visit: oyla.us, oyla.uk, oyla.au, oyla.eu, oyla.co.in to check it out!