Does dark energy really exist? Our work identifies cracks in the foundations of today’s cosmological model
New analysis of millions of galaxies is prompting a re-evaluation of dark energy and the long-standing foundations of modern cosmology.
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New analysis of millions of galaxies is prompting a re-evaluation of dark energy and the long-standing foundations of modern cosmology.
A long-lasting black hole outburst in a nearby galaxy is providing scientists with a unique opportunity to study the early universe.
Cosmology’s core assumption—that the universe is uniform—may be shattered by new observational evidence.
Hubble detects ultraviolet light from a galaxy that defies cosmic visibility rules
New data from the Dark Energy Spectroscopic Instrument (DESI) challenges the long-held scientific principle that the universe is homogeneous.
Astronomers breathe sigh of relief as new data confirms dark energy’s role in cosmic expansion—despite earlier doubts