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Entangled States
On writing my memoir, now available for pre-order
Nov 24, 2025
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Karmela Padavic Callaghan
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Relational Quantum Mechanics
On watching a film that I feared for years
Oct 27, 2025
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Karmela Padavic Callaghan
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52
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14
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17
Ultracold
A newsletter reintroduction
Oct 28, 2024
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Karmela Padavic Callaghan
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23
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1
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6
Media/Diet (August '25)
How to host your mom in NYC (but she's more fun than you and already loves the city)
Aug 11, 2025
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Karmela Padavic Callaghan
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28
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8
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Probability Density
On being trans in 2025
Jun 23, 2025
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Karmela Padavic Callaghan
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25
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14
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Order-Disorder Transition
On eating, order, cleanliness and control
Jul 28, 2025
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Karmela Padavic Callaghan
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22
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5
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9
Time Crystal
On dressing as a way of maintaining a self
Mar 24, 2025
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Karmela Padavic Callaghan
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26
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14
Phase Imprinting
On claiming the identity of being a writer
Jul 22, 2024
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Karmela Padavic Callaghan
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15
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6
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3
Wigner's Friend
On theorizing reality in the time of disasters and violence
Sep 23, 2024
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Karmela Padavic Callaghan
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12
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5
Vacuum Fluctuations
On turning 34
Dec 29, 2025
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Karmela Padavic Callaghan
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7
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3
2025 in Review: Favorite Ultracold Pieces
My favorite 2025 pieces from this newsletter
Dec 22, 2025
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Karmela Padavic Callaghan
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10
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2
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2025 in Review: Favorite Reported Stories
My favorite 2025 reported pieces as a science journalist
Dec 15, 2025
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Karmela Padavic Callaghan
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9
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3
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4
Media/Diet (December '25)
Fleshwork by Pupil Slicer + Russian cabbage pie
Dec 8, 2025
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Karmela Padavic Callaghan
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6
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First, Sauté the Onions
What does it mean to cook a mom's recipe?
Dec 1, 2025
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Karmela Padavic Callaghan
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Ultracold
Notes on being a queer, immigrant, nobinary physicist-turned-writer, vegan baker living and working in New York.
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