
Massive star explosions may have triggered two mass extinctions in Earth's past. Actively feeding supermassive black holes could be good for life. The Large Magellanic Cloud may have a supermassive black hole. Astronomers may now have a better understanding of a repeating radio signal coming from deep space, Become a supporter of this podcast: https://www.spreaker.com/podcast/made-of-stars--4746260/support.
From "Made of Stars"
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