Free Download | Black Holes Explained

What are black holes and how were they discovered?

Dec 20, 2018 8:30 PMOct 5, 2020 8:44 PM
Black Holes Explained
The first direct visual image of a black hole in Messier 87, a supergiant elliptical galaxy in the constellation Virgo. Source: Event Horizon Telescope / CC BY (https://creativecommons.org/licenses/by/4.0)

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