Justin Khoury, “Cosmological Conundrums” (Open Agenda, 2021)
New Books in Science, Technology, and Society
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How Do We Know That the Universe Is Expanding?
How do we know the stuff is really out there? Anyway? You guys talk about aas one day there's this, and the other day there's that. And now you're telling us that there's his mysterious force out there which is causing the universe to increase its acceleration. How? How? How certain are we of this? Why? Why do we know that this is actually going on? That? Tats yets u, yes, it again. It's rather indirect in some sense, right? Again, through gravity. The most naive thing you would expect is the universe at would be collapsing under its gravity. I because that traces all the way back to the big bang
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