Type II/Type III Civilization Search Finds Nothing

Yet more evidence that we're alone in the universe, at least the observable universe. Upper limits on transmitter rate of extragalactic civilizations placed by Breakthrough Listen observations Type II/Type III Civilization Search Finds Nothing

NYTimes.com: That Famous Black Hole Just Got Even Darker

You can read this article from The New York Times without a subscription. Tap the link to read it, and enjoy quality independent journalism That Famous Black Hole Just Got Even Darker Astronomers recently used artificial intelligence to fine-tune the first-ever image of a black hole, captured in