The fight over the Hubble constant – podcast
by Presented and produced by Madeleine Finlay with Ma from Science | The Guardian on (#56KVY)
When it comes to the expansion rate of the universe, trying to get a straight answer isn't easy. That's because the two best ways of measuring what's known as the Hubble constant are giving different results. As each method becomes increasingly accurate, the gap between widens. Is one of them wrong? Or is it time to rejig the Standard Model of Cosmology? Madeleine Finlay investigates the so-called Hubble tension' with Prof Erminia Calabrese
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