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Icy Cold
As some of you know I have been dabbling in Physics and writing papers related to those studies – particularly regarding the assumption that the expansion of the universe was getting ever-slower, meaning that in billions of years it would resemble today’s universe in many important ways. I had, of course, understood that galaxies that are 3 million light years away from Earth move at a speed of around 44 miles per second (70 kilometers per second). Galaxies that are 6 million light years away move twice as fast. Now my understanding will be forever enhanced and changed because three of my colleagues, Saul Perlmutter, Brian Schmidt and Adam Riess…