› added 4 years ago

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TIL that cleaning a wound with rubbing alcohol is actually harmful to the skin.

Read more health.clevelandclinic.org

via reddit.com

dWpj TIL that London and New York are the worlds only Alpha++ cities, meaning they exert a massive influence across the world both culturally and economically that is felt everywhere.
d8ZQZ TIL that the words “made” and “had” were originally contractions of the words “maked” and “haved.”
wo86J TIL the current world record holder of the widest tongue is the actor Brian Thompson (Cobra, Terminator, X-Files)
1aodr TIL 4-dimensional printing uses the same techniques of 3D printing through computer-programmed deposition of material in successive layers to create a three-dimensional object. However, 4D printing adds the dimension of transformation over time. It is therefore a type of programmable matter.
LEP0 TIL parrotfish eat coral and poop it out as sand, and are responsible for many of the small islands and beaches of the Caribbean.