xkcd feeds.twtxt.net Tue, Mar 12 22:00 (36w ago) Earth Just think of all the countless petty squabbles and misunderstandings, of all the fervent hatreds, over so insignificant a thing as the direction and duration of a rocket engine firing. DownloadJust think of all the countless petty squabbles and misunderstandings, of all the fervent hatreds, over so insignificant a thing as the direction and duration of a rocket engine firing. ⌘ Read more ⤋ Read More