Laura Helmuth on Nostr: A new study of 1,500 supernovas gives the most precise measure ever of cosmological ...

A new study of 1,500 supernovas gives the most precise measure ever of cosmological time dilation--the way time seems to slow down for objects we observe in the distant universe fun fun fun https://www.scientificamerican.com/article/einsteins-time-dilation-calculated-more-precisely-than-ever-with-exploding/ by Jonathan O'Callaghan (npub1mxw…wuzq)