Ask Ethan #10: Why is the Universe the same everywhere?

“One of the most tragic things I know about human nature is that all of us tend to put off living. We are all dreaming of some magical rose garden over the horizon instead of enjoying the roses that are blooming outside our windows today.” –Dale Carnegie Our new Ask Ethan segment has been really … Read moreAsk Ethan #10: Why is the Universe the same everywhere?

Yes, we really, REALLY need Dark Matter!

“If you wish to make an apple pie from scratch, you must first invent the Universe.” –Carl Sagan The Universe is a lot like an extremely intricate cake. We view it today as a snapshot in time, now that it’s complete. We can view the whole thing from one point of view, determined by where … Read moreYes, we really, REALLY need Dark Matter!