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 ...
14don MSN
Old galaxies in a young universe?
The standard cosmological model (present-day version of "Big Bang," called Lambda-CDM) gives an age of the universe close to ...
Morning Overview on MSN
Tiny supernova mistake might erase the dark energy crisis, study says
A small, seemingly technical assumption baked into the way astronomers standardize Type Ia supernovae may be responsible for the growing tension between different measurements of dark energy. New data ...
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