The standard cosmological model (present-day version of "Big Bang," called Lambda-CDM) gives an age of the universe close to ...

Cosmological redshift depends upon a galaxy's distance. Credit: NASA/JPL-Caltech/R. Hurt (Caltech-IPAC) In 1929 Edwin Hubble published the first solid evidence that the universe is expanding. Drawing ...

The long-standing problem of the cosmological constant, described both as “the worst prediction in the history of physics” and by Einstein as his “biggest blunder”, is being tackled with renewed ...

Doing away with complex calculations? (CC-BY-2.0/Boaz Arad) The next time you need to quickly convert the redshift of some distant cosmic object to parsecs or kilometres, and find that your laptop and ...