en.wikipedia.org

Saemangeum Seawall ( en.wikipedia.org )

Ma (negative space) ( en.wikipedia.org )

TIL the biggest geomagnetic storm in history caused fires in telegraph stations ( en.wikipedia.org )

https://www.reddit.com/r/todayilearned/comments/1cpbjdg/til_the_biggest_geomagnetic_storm_in_history/...

TIL that interpretations of the film The Shining as referencing treatment of Native Americans, were made as early as 1987 in an essay in The Washington Post. ( en.wikipedia.org )

https://www.reddit.com/r/todayilearned/comments/1cpkeax/til_that_interpretations_of_the_film_the_shining/...

List of shortest-reigning monarchs ( en.wikipedia.org )

Denver International Airport conspiracy theories ( en.wikipedia.org )

Aliens, Nazis, and secret societies, oh my!

Metal umlaut ( en.wikipedia.org )

AI Winter ( en.wikipedia.org )

TIL that Timur, the Turko-Mongol conqueror who founded the Timurid Empire in Persia and Central Asia, reportedly caused the deaths of 17 million people, amounting to about 5% of the world population ( en.wikipedia.org )

https://www.reddit.com/r/todayilearned/comments/1cok4h1/til_that_timur_the_turkomongol_conqueror_who/...

Ennigaldi-Nanna's museum ( en.wikipedia.org )

Reflection symmetry ( en.wikipedia.org )

TIL of The Electrical Experimenter, a popular science magazine. Although it was only published between 1913 and 1920. It nevertheless boasted Nikola Tesla as a contributing writer. ( en.wikipedia.org )

https://www.reddit.com/r/todayilearned/comments/1co8x95/til_of_the_electrical_experimenter_a_popular/...

Watch out for spam emails from this goofy publisher ( en.wikipedia.org )

The journal reports an "ISI impact factor".[9] This impact factor is not from the Institute for Scientific Information (ISI) or its successor Clarivate, but from a company named International Scientific Indexing.[10][11]...

Buffalo buffalo Buffalo buffalo buffalo buffalo Buffalo buffalo ( en.wikipedia.org )

Patagon ( en.wikipedia.org )

TIL that the Radio City Rockettes didn’t allow Black dancers in until 1987, claiming that their skin tone would distract from the group’s consistent look. ( en.wikipedia.org )

https://www.reddit.com/r/todayilearned/comments/1cnzslc/til_that_the_radio_city_rockettes_didnt_allow/...

Elizabeth Sugrue ( en.wikipedia.org )

Forevertron ( en.wikipedia.org )

Incremental game (clicker game) ( en.wikipedia.org )

TIL the concept of "checkmate" originates from the Persian phrase "Shāh Māt," meaning "the king is helpless" or "the king is defeated." ( en.wikipedia.org )

https://www.reddit.com/r/todayilearned/comments/1cnkq1d/til_the_concept_of_checkmate_originates_from_the/...

TIL The last incarnation of the Fiat 500 (1972—1975) was the R model ... the fuel gauge was omitted and only the low fuel indicator remained. ( en.wikipedia.org )

https://www.reddit.com/r/todayilearned/comments/1cngi8u/til_the_last_incarnation_of_the_fiat_500_19721975/...

TIL of Mi'kmaw Hieroglyphs, a Native North American writing system, whose native name (Gomgwejui'gasit) translate as 'Suckerfish script' ( en.wikipedia.org )

https://www.reddit.com/r/todayilearned/comments/1cngk9h/til_of_mikmaw_hieroglyphs_a_native_north_american/...

TIL the 1883 eruption of Krakotoa which killed 36,417 people was so loud it was heard 4800KM away and the sound pressure wave travelled the earth over 3 times ( en.wikipedia.org )

https://www.reddit.com/r/todayilearned/comments/1cna6g6/til_the_1883_eruption_of_krakotoa_which_killed/...