Author Archives: Glen Mark Martin

About Glen Mark Martin

MCSE-Messaging. Exchange Administrator at the University of Texas at Austin. Unrepentant armchair physicist.

No, Hawking Isn’t Saying There Are No Black Holes

Update (Feb. 15): And even more commentary, in the form of two articles by Matthew Francis. Stephen Hawking says black holes don’t exist? Quantum physics and scientific celebrity. Pulling back the curtain of science | Galileo’s Pendulum Update (Feb. 7): … Continue reading

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The Story of Quarks – Part I

“Three Quarks for Muster Mark!” – James Joyce, Finnigan’s Wake Fifty years ago today, the journal Physics Letters received a paper from Murray Gell-Mann entitled “A Schematic Model of Baryons and Mesons”.1  The brief two page paper introduced the concept of … Continue reading

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“Right! What’s a Parsec?”

For those who do not recognize the reference being made in the title, it is to an old Bill Cosby comedy routine depicting a conversation between God and Noah. During the course of the conversation, God provides the dimensions of the … Continue reading

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Dr. David P. Anderson Lecture: “Do You Have What It Takes to Be a Citizen Scientist?”

Last night, I had the pleasure of attending an Austin Forum on Science and Technology lecture delivered by Dr. David P. Anderson of the University of California, Berkeley. The subject of the talk was on technology-enabled citizen science, and Dr. … Continue reading

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Bits & Pieces

There have been quite a few tidbits of physics news recently. Here is a quick recap: New BS dimuon decay measurements from LHCb and CMS were announced at the EPS HEP 2013 Conference in Stockholm (see also here). The ultra-rare nature … Continue reading

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Even more Susskind Lectures

My backlog of Leonard Susskind video lectures to watch continues to grow. The following courses have been added: Special Relativity Particle Physics 3: Supersymmetry & Grand Unification General Relativity Cosmology Statistical Mechanics There are also a handful of one-off lectures … Continue reading

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Henrietta Leavitt and the Cepheid Variables

This is the story of a woman named Henrietta. She was a computer. No, seriously. Back before the advent of the technology on which you are reading this, before the original IBM PC, before the Commodore VIC-20, before the Altair, before Kernighan … Continue reading

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Laplace’s Method – the Saddle-Point Approximation

Lately, as a form of review, I’ve been taking a quantum mechanics course on Coursera. (It was, in fact, that course which prompted me to recently post a derivation of the Schrödinger equation a few weeks ago.) A couple of … Continue reading

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The Derivation of the Schrödinger Equation

The image at the top of each page on this site is a photo of some notes I had made a while back on the derivation of the Schrödinger Equation. Here is a transcription of those notes. Consistent with the … Continue reading

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The Planck Collaboration Opens The Kimono

Hot on the heels of the Moriond Conference (during which CERN officials announced that they are confident that the Higgs-like boson announced last July 4 is, in fact, a Higgs boson), the ESA’s Planck Collaboration have plopped out 30 papers … Continue reading

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