Into the Impossible With Brian Keating
Into the Impossible With Brian Keating
Big Bang Productions Inc.
They Built the Quietest Place on Earth to Find Dark Matter
2 hour 5 minutes Posted Sep 17, 2026 at 6:14 pm.
One event in 220 days
Why they named it a WIMP
Ninety-five percent of research fails
He left investment banking for this
You are less than five percent of the universe
The fifty-year-old idea nobody can kill
The grad student who waited nine years
A gold mine and the quietest place on Earth
The radon in your basement is the enemy
The assumption that was hiding the signal
The event, and why they will not call it blinded
How 3.4 sigma becomes 2.6
The fog nobody can scrub
The dark matter we detected in 1956
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Show notes
They Built the Quietest Place on Earth to Find Dark Matter
One event in 220 days. That is what the search for dark matter looks like right now.
In this episode I talk with Rick Gaitskell, professor of physics at Brown University and a leader on the LZ dark matter experiment, about what it takes to build a detector that can see almost nothing at all: seven tonnes of liquid xenon, a mile of rock in an old gold mine, and shielding so careful that the radon seeping out of ordinary concrete counts as a serious enemy. We get into why the field spent decades hunting the WIMP, what happens to a 3.4 sigma result when you look at it honestly, and why a single event, however beautiful, cannot tell you what you want it to tell you.
We also talk about the human side of a project like this. The grad student who waited nine years for data. The physicist who walked away from investment banking. The uncomfortable fact that something like ninety-five percent of research does not work out, and what keeps people going anyway.
And the line that sits under all of it: we only get one damn universe, and nature does not care whether your theory is beautiful.
Chapters
My books
Losing the Nobel Prize (memoir)
Think Like a Nobel Prize Winner
Focus Like a Nobel Prize Winner
Galileo's Dialogue (first-ever audiobook)
Socials
Twitter/X: https://x.com/BrianKeating
Substack: https://briankeating.substack.com
Blog: https://briankeating.com/blog
Audio-only: https://briankeating.com/podcast
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