kalkulat@lemmy.world to Technology@lemmy.worldEnglish · edit-21 year agoLight-Speed Spaceships Would Have Trouble Phoning Homewww.iflscience.comexternal-linkmessage-square145fedilinkarrow-up1273arrow-down138file-text
arrow-up1235arrow-down1external-linkLight-Speed Spaceships Would Have Trouble Phoning Homewww.iflscience.comkalkulat@lemmy.world to Technology@lemmy.worldEnglish · edit-21 year agomessage-square145fedilinkfile-text
minus-square∟⊔⊤∦∣≶@lemmy.nzlinkfedilinkEnglisharrow-up3·1 year agoIt’s mechanical, so each atom is pushing against the ones immediately next to it, and so on, until other end moves. It would be interesting to work out how much a metal bar the length of our solar system would compress when you push it…
It’s mechanical, so each atom is pushing against the ones immediately next to it, and so on, until other end moves.
It would be interesting to work out how much a metal bar the length of our solar system would compress when you push it…