Log inSign up
〈 Berger | Dillon 〉
18.1K posts
user avatar
〈 Berger | Dillon 〉
@InertialObservr
Dillon Berger, PhD | Physicist | Absurdist | Head of Markets, Trading & Risk @ChalkboardHQ
DC → CA → NYC
Joined August 2015
1,132
Following
40.1K
Followers

New to X?

Sign up now to get your own personalized timeline!

Create account

By signing up, you agree to the Terms of Service and Privacy Policy, including Cookie Use.

Terms·Privacy·Cookies·Accessibility·Ads Info·© 2026 X Corp.
Don't miss what's happening
People on X are the first to know.
Log inSign up
  • Pinned
    user avatar
    〈 Berger | Dillon 〉
    @InertialObservr
    Mar 24, 2020
    On an elliptical pool table (with a pocket at one of the foci), you literally can't miss when shooting from the other focus
    GIF
  • user avatar
    〈 Berger | Dillon 〉
    @InertialObservr
    Dec 15, 2019
    Illusion of The Year 2019 Winner It's based on a simple Lissajous curve, but uses clever shading/highlighting to create a 'double-axis' illusion
    00:00
  • user avatar
    〈 Berger | Dillon 〉
    @InertialObservr
    Jan 4, 2020
    Robot that can balance a triple-pendulum
    00:00
  • user avatar
    〈 Berger | Dillon 〉
    @InertialObservr
    Aug 28, 2021
    2010: failed out of college 2021: got my PhD in theoretical physics
  • user avatar
    〈 Berger | Dillon 〉
    @InertialObservr
    Dec 17, 2019
    index of refraction of liquid = index of refraction of container
    00:00
  • user avatar
    〈 Berger | Dillon 〉
    @InertialObservr
    Feb 18, 2020
    The reason Pringles fit so nicely in a cylindrical tube is because they're hyperbolic paraboloids plotted over a circular domain
  • user avatar
    〈 Berger | Dillon 〉
    @InertialObservr
    Jul 21, 2019
    A straight line may be the shortest 𝑑𝑖𝑠𝑡𝑎𝑛𝑐𝑒 between two points, but a "Brachistochrone" curve is the path of least time
    GIF
  • user avatar
    〈 Berger | Dillon 〉
    @InertialObservr
    Sep 6, 2019
    Extremely creative Fourier Series animation
    00:00
  • user avatar
    〈 Berger | Dillon 〉
    @InertialObservr
    Aug 4, 2021
    Replying to @MikeBenchCapon
    my favorite is when people slap the label "conspiracy theory" on something that definitely has happened
  • user avatar
    〈 Berger | Dillon 〉
    @InertialObservr
    Dec 15, 2019
    Replying to @InertialObservr and @marrowing
    instead of saying "happy holidays" try replacing it with "fuck you idiot" See where that takes you. See how you like it.
  • user avatar
    〈 Berger | Dillon 〉
    @InertialObservr
    Jun 26, 2020
    A perfectly square grid (inspired by @DrGBuckingham)
    GIF
  • user avatar
    〈 Berger | Dillon 〉
    @InertialObservr
    Sep 18, 2019
    Any time you pick up a well shuffled deck, you are almost certainly holding an arrangement of cards that has never before existed and will likely never exist again. - Yannay Khaikin
  • user avatar
    〈 Berger | Dillon 〉
    @InertialObservr
    Dec 15, 2019
    Replying to @marrowing
    Instead of calling someone "gorgeous", try replacing it with "ugly" See where that takes you. See how you like it.
  • user avatar
    〈 Berger | Dillon 〉
    @InertialObservr
    Jul 12, 2019
    the most beautiful equation in mathematics..