The Hubble Constant from Blue Type Ia Supernovae

Christa Gall, Luca Izzo, Radoslaw Wojtak +1

There is a persistent tension of about $5\ddot{I}ƒ-6\ddot{I}ƒ$ between the value of the Hubble constant, as derived from the local distance ladder vs. the cosmic microwave background, signaling…