
Neil deGrasse Tyson @neiltyson
“On Being Round” — Chap. 8 of **Astrophysics for People in A Hurry** discusses how the laws of physics conspire across the cosmos to prefer spheres. If you think Earth is flat you’ve never read this chapter or you have yet to establish a relationship with objective reality. https://t.co/PQGnS5WMBZ — PolitiTweet.org