| YouTube: | https://youtube.com/watch?v=a39t3__-8uM |
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| Likes: | 169 |
| Comments: | 14 |
| Duration: | 14:24 |
| Uploaded: | 2025-11-06 |
| Last sync: | 2025-11-06 18:15 |
Citation
| Citation formatting is not guaranteed to be accurate. | |
| MLA Full: | "How The Demon Core Killed a Man in 9 Days." YouTube, uploaded by SciShow, 6 November 2025, www.youtube.com/watch?v=a39t3__-8uM. |
| MLA Inline: | (SciShow, 2025) |
| APA Full: | SciShow. (2025, November 6). How The Demon Core Killed a Man in 9 Days [Video]. YouTube. https://youtube.com/watch?v=a39t3__-8uM |
| APA Inline: | (SciShow, 2025) |
| Chicago Full: |
SciShow, "How The Demon Core Killed a Man in 9 Days.", November 6, 2025, YouTube, 14:24, https://youtube.com/watch?v=a39t3__-8uM. |
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It looked like a boring metal ball. Shiny, silvery, and roughly the size of a grapefruit. But in two separate lab accidents, it took the lives of Harry Daghlian and Louis Slotin without either of them touching it. But it didn't have to, because this ball, later named the Demon Core, was made of plutonium.
Hosted by: Savannah Geary (they/them)
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Sources: https://docs.google.com/document/u/1/d/e/2PACX-1vRHlX5BMAv0-GnF5LAmX7A6_RjR876vxuBMIMr-mJA9XE9WDUeJfRqgK7H1P1H9JzQqvtGNS5rkvfJY/pub
It looked like a boring metal ball. Shiny, silvery, and roughly the size of a grapefruit. But in two separate lab accidents, it took the lives of Harry Daghlian and Louis Slotin without either of them touching it. But it didn't have to, because this ball, later named the Demon Core, was made of plutonium.
Hosted by: Savannah Geary (they/them)
----------
Support us for $8/month on Patreon and keep SciShow going!
https://www.patreon.com/scishow
Or support us directly: https://complexly.com/support
Join our SciShow email list to get the latest news and highlights:
https://mailchi.mp/scishow/email
----------
Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Jaap Westera, Alex Hackman, Blood Doctor Kelly, Toyas Dhake, Matt Curls, Piya Shedden, Jason A Saslow, Kevin Knupp, J.V. Rosenbalm, Garrett Galloway, Steve Gums, David Johnston, Bethany Matthews, Chris Curry, Chris Peters, Chris Mackey, Jeremy Mattern, Adam Brainard, Kevin Bealer, Alan Wong, Joseph Ruf, Lyndsay Brown, Cye Stoner, Jp Lynch, Eric Jensen, Friso
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Looking for SciShow elsewhere on the internet?
SciShow Tangents Podcast: https://scishow-tangents.simplecast.com/
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Sources: https://docs.google.com/document/u/1/d/e/2PACX-1vRHlX5BMAv0-GnF5LAmX7A6_RjR876vxuBMIMr-mJA9XE9WDUeJfRqgK7H1P1H9JzQqvtGNS5rkvfJY/pub
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