Did a Black Hole Watch the Fall of the Dinosaurs?
Picture this: Sixty-six million years ago, three-quarters of Earth’s plant and animal species, including all non-avian dinosaurs, suddenly vanished from existence. But here’s what might blow your mind – somewhere in the vast expanse of our galaxy, a cosmic monster was quietly watching. Sagittarius A*, the supermassive black hole at the galactic center of the ...
