silence7@slrpnk.net to utility cycling@slrpnk.netEnglish · 12 days agoThe Most Efficient Traveler Isn’t a Bird or a Fish—It’s You on a Bikewww.scientificamerican.comexternal-linkmessage-square11fedilinkarrow-up165file-text
arrow-up165external-linkThe Most Efficient Traveler Isn’t a Bird or a Fish—It’s You on a Bikewww.scientificamerican.comsilence7@slrpnk.net to utility cycling@slrpnk.netEnglish · 12 days agomessage-square11fedilinkfile-text
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