Untitled attachment

Notices where this attachment appears

1. Embed this notice
   Today I learned (todayilearned@noc.social)'s status on Sunday, 01-Feb-2026 08:25:28 JST Today I learned

   TIL U.S. stop signs were designed to be identifiable by shape alone because many drivers had difficulty reading signs and shape recognition was considered more reliable than text.

   https://en.wikipedia.org/wiki/Stop_sign
   #til #todayilearned
   https://www.reddit.com/r/todayilearned/comments/1qsco1q/til_us_stop_signs_were_designed_to_be/