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in truth, only atoms and the void
Site URL: www.preposterousuniverse.com/blog
Feed URL: www.preposterousuniverse.com/blog/feed
Posts: 10
Followers: 1
Thanksgiving
https://www.preposterousuniverse.com/blog/2025/11/27/thanksgiving-19/
Published: November 27, 2025 15:15
(Apologies for the ugly blog format. We had a bit of a crash, and are working to get the template back in working order.) This year we give thanks for a crucially important idea that can mean very different things to different people: information. (We’ve…
George B. Field, 1929-2024
https://www.preposterousuniverse.com/blog/2024/08/05/george-b-field-1929-2024/
Published: August 5, 2024 16:43
George Field, brilliant theoretical astrophysicist and truly great human being, passed away on the morning of July 31. He was my Ph.D. thesis advisor and one of my favorite people in the world. I often tell my own students that the two most important…
New Course: The Many Hidden Worlds of Quantum Mechanics
Published: November 27, 2023 18:30
In past years I’ve done several courses for The Great Courses/Wondrium (formerly The Teaching Company): Dark Matter and Dark Energy, Mysteries of Modern Physics:Time, and The Higgs Boson and Beyond. Now I’m happy to announce a new one, The Many Hidden…
Thanksgiving
https://www.preposterousuniverse.com/blog/2023/11/23/thanksgiving-18/
Published: November 23, 2023 13:41
This year we give thanks for a feature of nature that is frequently misunderstood: quanta. (We’ve previously given thanks for the Standard Model Lagrangian, Hubble’s Law, the Spin-Statistics Theorem, conservation of momentum, effective field theory, the…
Proposed Closure of the Dianoia Institute at Australian Catholic University
Published: September 18, 2023 21:17
Just a few years ago, Australian Catholic University (ACU) established a new Dianoia Institute of Philosophy. They recruited a number of researchers and made something of a splash, leading to a noticeable leap in ACU’s rankings in philosophy — all the way…
Thanksgiving
https://www.preposterousuniverse.com/blog/2022/11/24/thanksgiving-17/
Published: November 24, 2022 16:45
This year we give thanks for Arrow’s Impossibility Theorem. (We’ve previously given thanks for the Standard Model Lagrangian, Hubble’s Law, the Spin-Statistics Theorem, conservation of momentum, effective field theory, the error bar, gauge symmetry,…
The Biggest Ideas in the Universe: Space, Time, and Motion
Published: September 21, 2022 13:10
Just in case there are any blog readers out there who haven’t heard from other channels: I have a new book out! The Biggest Ideas in the Universe: Space, Time, and Motion is Volume One of a planned three-volume series. It grew out of the videos that I did…
Johns Hopkins
https://www.preposterousuniverse.com/blog/2022/03/06/johns-hopkins/
Published: March 6, 2022 20:57
As far as I remember, the first time I stepped onto a university campus was in junior high school, when I visited Johns Hopkins for an awards ceremony for the Study of Mathematically Precocious Youth. (I grew up in an environment that didn’t involve…
Thanksgiving
https://www.preposterousuniverse.com/blog/2021/11/25/thanksgiving-16/
Published: November 25, 2021 17:00
This year we give thanks for something we’ve all heard of, but maybe don’t appreciate as much as we should: electromagnetism. (We’ve previously given thanks for the Standard Model Lagrangian, Hubble’s Law, the Spin-Statistics Theorem, conservation of…
The Zombie Argument for Physicalism (Contra Panpsychism)
Published: November 17, 2021 19:48
The nature of consciousness remains a contentious subject out there. I’m a physicalist myself — as I explain in The Big Picture and elsewhere, I think consciousness is best understood as weakly-emergent from the ordinary physical behavior of matter,…