Dark matter: Is it time we gave up looking for it? - BBC Science Focus Magazine

After decades of searching for dark matter and coming up short, some researchers say we should take the possibility of a new theory of gravity more seriously.

Two cosmic anomalies tell us that something big is missing from our model of the Universe. First, stars in the outer regions of a typical galaxy are orbiting the centre too fast for the galaxys gravi… [+5092 chars]

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