Big Unknowns: what is dark matter? – Science Weekly podcast
by Presented by Hannah Devlin and produced by Max San from on (#22H5X)
Matter as we know it accounts for less than 5% of the known universe - the rest remains something of a mystery
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In 1933, Swiss astronomer Fritz Zwicky published a paper inferring the existence of what he called "dunkle Materie", or dark matter. It was decades before this theory was taken seriously by the scientific community, but today the idea that the universe is filled with vast quantities of mysterious stuff that we can't see and have never detected directly is considered mainstream science. But how has the world of science progressed in recent times? And does dark matter represent anything more than a proxy for our misinterpretation of the laws of gravity?