small44@lemmy.world to Today I Learned@lemmy.worldEnglish · 1 year agoTIL that a day on earth used to be just 19 hours longwww.popularmechanics.comexternal-linkmessage-square6fedilinkarrow-up148arrow-down13file-text
arrow-up145arrow-down1external-linkTIL that a day on earth used to be just 19 hours longwww.popularmechanics.comsmall44@lemmy.world to Today I Learned@lemmy.worldEnglish · 1 year agomessage-square6fedilinkfile-text
minus-squarewiredweird@kbin.sociallinkfedilinkarrow-up2·1 year agoDoes this mean the hours in a day are getting longer?
Does this mean the hours in a day are getting longer?