Observing the invisible: the long journey to the first image of a black hole

The shadowy silhouette of the black hole in M87 is an astonishing scientific image, says Alister Graham.

Observing the invisible: the long journey to the first image of a black hole
Thu, 11 Apr, 2019 - 12:59
Alister Graham

The shadowy silhouette of the black hole in M87 is an astonishing scientific image, says Alister Graham.

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