In physics, like in life, there are often multiple solutions to a problem that will give you the same result. In our actual Universe, however, there's only one way that reality actually unfolds. The ...
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 ...
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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 ...
Scientists know very little about the mysterious force dubbed “Dark Energy” that seems to be quickening the expansion of the universe but, according to LSU Physics and Astronomy Associate Professor ...
RECENT spectral surveys of discrete radio sources have not revealed any significant dependence of spectral index on apparent intensity 1–3. It is therefore of interest to determine the way in which ...
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