Introduction: The Universe’s Most Extreme Objects Keep Getting Stranger There is something philosophically unsettling about black holes that goes beyond the fact that they are extraordinarily dangerous. It is the realization that they represent a place where the laws of physics as we understand them — the elegant equations that predict the behavior of everything…
Mysteries of the Milky Way Galaxy Scientists Still Can’t Explain
Introduction: Home Is the Strangest Place of All We live inside one of the most extraordinary structures in the known universe, and we barely understand it. The Milky Way galaxy is our cosmic home — a vast, spiraling collection of an estimated 200 to 400 billion stars, stretching roughly 100,000 light-years from one edge to…


