The first-ever image of a black hole  at the center of galaxy M87, outlined by emission from hot gas swirling around it.

The first-ever image of a black hole at the center of galaxy M87, outlined by emission from hot gas swirling around it.

EHT Collaboration

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We look at three noteworthy stories from the year in science news: acceptance of climate change, medical therapies to come from a new gene editing tool, and the first image of a black hole.

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