The Atacama Cosmology Telescope (ACT) collaboration, which includes researchers from the University of Toronto, recently ...

Part of the new image that shows the polarization of the CMB. (ACT Collaboration; ESA/Planck Collaboration) The new map of the CMB gave a Hubble constant of 69.9 kilometers per second per megaparsec.

A telescope in Chile has spent years working on by far the most precise map of the earliest visible universe. It now reveals a lot about the cosmos.

Over the years, several waveguides and structured materials have been developed to preserve linear and circular polarization over long distances and analyze these states with a sufficient degree of ...