Last year, the Dark Energy Spectroscopic Instrument (DESI) released its most detailed map of the universe yet. And with it, sent ripples through the cosmology community. The results suggested that dark energy, a mysterious force pushing the universe apart, might not be the constant we thought it was.
If dark energy really is changing – what does this mean for our understanding of the universe, and are cosmologists prepared to look for an alternative explanation? Experts Catherine Heymans and Adam Riess discuss these huge questions in a monumentally exciting moment in cosmology. Hosted by Â鶹´«Ã½ senior reporter, Leah Crane.
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