Lambda-CDM model

Ockham’s Razor Is Deeply Misleading

An artist's impression of how ULAS J1120+0641, a very distant quasar powered by a black hole with a mass two billion times that of the Sun, may have looked. Credit: ESO/M. Kornmesser, CC BY 4.0

Is the Universe Different In Different Directions?

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

Centennial: Einstein’s Desperate Mistake, the Cosmological Constant