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TIL there are only 15 trademarked scents in the U.S., Play-Doh being one of them.

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R7bJj TIL a NYC councilman proposed adding light guards to street lights as a means of curbing city light pollution. Among just making the night sky easier to see, the change would protect wildlife from the negative effects of stray light.
MemWm TIL that there is a hispanic national anthem called Nuestro Himno, which is a remix of the star spangled banner.
5Y4YP TIL of Otis Blackwell, a black songwriter who wrote some of Elvis Presley's songs including "Return to Sender" and "All Shook Up". The two never met.
5xnQ TIL Twin popsicles were created during the Great Depression so that two children could share a treat for just a nickel.
pYmmb TIL the "no one thinks big of you" road safety campaign in Australia reduced the road toll by 22% by implying that drivers who speed have small penises.