Comment on What is the significance of a wave NOT changing its energy at diffraction?
kbobabob@lemmy.dbzer0.com 6 days agoHello red shift?
Comment on What is the significance of a wave NOT changing its energy at diffraction?
kbobabob@lemmy.dbzer0.com 6 days agoHello red shift?
vivalapivo@lemmy.today 6 days ago
Oh right I forgot to mention another effect that could be observed at high velocities (thousands of km/a for visible light), escaping a gravitational well, or when you expand the space itself. Sorry.