Watch: NASA video of a black hole goes crazy viral - WION

Black holes are an enigma. We can only theorise what happens inside this mysterious celestial structure but we dont know for sure as no one, or nothing from our planet has entered black hole and returned to tell the tale. Gravitational pull of black hole is s…

Black holes are an enigma. We can only theorise what happens inside this mysterious celestial structure but we don't know for sure as no one, or nothing from our planet has entered black hole and ret… [+1381 chars]

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