RSS BotMB to Hacker NewsEnglish · 20 hours agoDaniel Kleppner, Physicist Who Brought Atomic Clock Precision to GPS, Has Diedwww.nytimes.comexternal-linkmessage-square1fedilinkarrow-up119arrow-down10file-text
arrow-up119arrow-down1external-linkDaniel Kleppner, Physicist Who Brought Atomic Clock Precision to GPS, Has Diedwww.nytimes.comRSS BotMB to Hacker NewsEnglish · 20 hours agomessage-square1fedilinkfile-text
Right on time.