Posted on my Facebook about Olbers paradox and an infinite universe

You might never have heard of “Olber’s paradox”, but it is one of those perennial provacative items that gets served with most introduction to physics and astronophysics classes. For the lecturer to strut their stuff and appear learned. Olber is Heinrich Wilhelm Olbers (1758-1840) and the link is https://en.wikipedia.org/wiki/Olbers%27_paradox I like to watch the night
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