75: Where are We? & Carrot Propaganda

Episode notes

Where are we in the universe? And what can we learn from all the hilariously wrong guesses and bad maps that got us there? And just how much carrot propaganda was there? Well, we’ll see a lot of posters and a few myths to debunk!

Images we Talk About:
Dunn’s Earth & Moon Maps
Herschel’s Milky Way Map
Wright’s Island Universes Drawing
The Image of M31 from 1919
First Full Image of Earth
The World Carrot Museum
Carrot Poster 1
Carrot Poster 2
Disney Carrot Characters
Dr Carrot

Timestamps:
(00:00:00) Intro
(00:04:44) Where are We?
(00:45:11) Carrot Propaganda
(01:24:04) Outro

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We also learn about: we’re allowed to make up topics I guess, Samuel Dunn’s map of the Earth and moon, subtle thematic forshadowing, galactocentrism, the awkward teenage years of science, every human could see the milky way, the backbone of night, the milky origins of galaxy, Herschel’s heliocentric drawing of the milky way, Cosmic Pride, the zone of avoidance, island universes is multiverses for the middle ages, the great or not so great debate, can you debate something more interesting like moo deng, M31 the little cloud, the person whose telescope proceeds him: Edwin Hubble, “here is the letter that has destroyed my universe”, years of fighting over terminology, the World Carrot Museum, the moment this turned from a distraction into a topic, we do actually need vitamin A for night vision and eye health, you can only get vitamin A from meat… and vegetables… and fruits, the blackouts in WWII, carrots to help drivers be safer in the dark, incredible  podcasts – they help you see in the blackout, Cat Eyes Cunningham, no official document shows intentionally hiding radar with carrot vision, the myth happened organically, “the war could be won on the kitchen front”, Walt Disney designed carrot mascots, if you don’t think food is political I have some posters to show you.

Sources:

Yale History of the Center of the Universe
Library of Congress: History of Discovering the Milky Way
NASA Archive of The Great Debate
Hoskin’s Amazing “The Great Debate: What Really Happened”
Astronomy of Today Book with the Image of the M31 “Nebula”
Hubble: The Realm of the Nebulae
ESA Bio on Edwin Hubble
NYTimes Hubble Bio
Science Friday Article about Henrietta Leavitt
Kragh’s Fantastic “Nebulae or Galaxies? The history of a change in astronomical terminology

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NHS: Macular Health
American Academy of Opthamology on Vitamin Deficiency
American Optometric Society on Vitamin A Eye Health
Healthline: Are Carrots Good for Your Eyes?
Smithsonian Magazine: A WWII Propaganda Campaign Popularized the Myth That Carrots Help You See in the Dark
Web Archive: World Carrot Museum
NYT 1940: London Urges Carrot Diet For ‘Blackout Blindness’
NYT 1942: Blackout Hints — From a Blackout Veteran
NYT 1942: Disney Family
BBC: How ‘Cat’s Eyes’ helped change the world
Britannica: One Good Fact