cosmological constant

AdS/CFT: 25 Years of the ‘Bridge’ to an Unknowable Universe

Big Bang, Big Chill, Big Freeze, Big Rip, quantum tunneling, cosmic microwave background radiation, metric expansion of the universe, cosmic inflation, redshift, Doppler effect, metastable valley, Hubble constant, cosmological constant, Quintessence, dark energy, gravity, general theory of relativity,

Why Won’t the Gravity of Galaxies Keep Our Universe From Expanding?

Galaxy NGC 1398, photographed by the Dark Energy Survey. Credit: uclmaps/Flickr, CC BY 2.0

Centennial: Einstein’s Desperate Mistake, the Cosmological Constant