The company that invented Post-It notes is hiding invisible messages in signs to help self-driving cars see the world (MMM)

Sunday, 13 August 2017  (1 week ago)
· *3M is the company behind well-known inventions like Post-It notes and Scotch tape.*
· *3M is now helping automakers by tucking hidden messages in traffic signs that only self-driving cars can read.*
· *General Motors and Ford are working with 3M to use infrastructure to get autonomous cars on the road faster.*


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