Retroreflectors; they're everywhere, and they cheat physics (sort of)
Technology Connections - 2020

Retroreflectors; they're everywhere, and they cheat physics (sort of) ()

Rating

Available  to rent or buy

DESCRIPTION

Road signage and other markings may be something you take for granted, but have you ever wondered how they can appear so brightly with just the output of your headlights? Find out how, and get a load of other trivia, in this video!