Short films for curious minds

The strange, true story inside ordinary things.

Each LumanetaTV film finds the overlooked thing that made something familiar possible, and puts a light on it. Iodized salt, railroad time, ice shipped to the tropics, a law about bird droppings. One to five minutes each, with the sources under every episode.

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EP 006Oct 22, 20261:24

The Thing in Your Salt That Isn't Salt

In 1924, Michigan started adding iodine to table salt to end goiter around the Great Lakes. Economists later estimated the change added about 15 IQ points in the places hit hardest.

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Every episode

5 films, newest first

Shorts 2

Tue, Oct 27, 9 AM PT

EP 007Oct 27, 20262:03

The Day Noon Happened Twice

On November 18, 1883, the railroads switched the country to four time zones on their own authority. In New York the bells rang noon, the clocks went back four minutes, and noon rang again.

EP 006Oct 22, 20261:24

The Thing in Your Salt That Isn't Salt

In 1924, Michigan started adding iodine to table salt to end goiter around the Great Lakes. Economists later estimated the change added about 15 IQ points in the places hit hardest.

Watch onYouTube Instagram X

Films 3

EP 004Oct 20, 20264:39

Why Congress Let Americans Claim Islands Covered in Bird Droppings

In 1856, Congress let any American claim an island for the United States, as long as it was covered in seabird droppings. The most valuable thing on those islands turned out to be the weather.

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EP 002Oct 17, 20264:06

The Man Who Tried to Sell Winter

In 1806, Frederic Tudor shipped New England pond ice to the Caribbean. The first cargo lost money. He kept going until frozen ponds were an international business.

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FilmOct 15, 20264:30

Fallingwater: The House That Changed the Question

Frank Lloyd Wright put the house directly over the waterfall. Why that counts as great architecture only becomes clear once you walk inside.

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