nostr:npub194h76frd3mdsp67fn85kdemcn8m0ur5e6qcflnwwap9q25gwj96qdj4ewx nostr:npub1nxpazs7896gw3nxc...
@95c83441 @2d6fed24 In doing public outreach about astronomy years ago I used to point out that GPS has to take General Relativity into account. GR isn't just some entirely abstract irrelevant idea.
Notes by faad3315 | export