Cosmology’s neat story of a universe driven apart by a simple, invisible “cosmic fuel” is starting to fray. A growing body of ...

(via Sabine Hossenfelder) We’ve already discussed the crisis in cosmology multiple times on this channel. Recently, that crisis was only made worse thanks to new data from the South Pole Telescope.

By studying ripples in space-time, physicists are testing wheather dark energy might stem from hidden dimensions, elusive ...

Cosmologists are quietly confronting a possibility that would have sounded absurd a generation ago: the standard picture of a ...