Balerion6@lemmy.world to Showerthoughts@lemmy.worldEnglish · edit-215 天前Time travel doesn't work unless you also have teleportation. If you travel to the past/future, Earth will be in a different position in its orbit, and you'll die in space.message-squaremessage-square67linkfedilinkarrow-up1235arrow-down132
arrow-up1203arrow-down1message-squareTime travel doesn't work unless you also have teleportation. If you travel to the past/future, Earth will be in a different position in its orbit, and you'll die in space.Balerion6@lemmy.world to Showerthoughts@lemmy.worldEnglish · edit-215 天前message-square67linkfedilink
minus-squarehalf_built_pyramids@lemmy.worldlinkfedilinkarrow-up6·15 天前Use the time and space machine on a ruler and send it back in time a pico second, then a millisecond, then a thousand, then a second, then a minute. You just have to calibrate with measurements first.
Use the time and space machine on a ruler and send it back in time a pico second, then a millisecond, then a thousand, then a second, then a minute. You just have to calibrate with measurements first.