Author Archives: PlatoHagel

First Alcibiades

Posted on May 21, 2012 by PlatoHagel

Papyrus fragment of Alcibiades I, section 131.c-e. The First Alcibiades or Alcibiades I (Ancient Greek: Ἀλκιβιάδης αʹ) is a dialogue featuring Alcibiades in conversation with Socrates. It is ascribed to Plato, although scholars are divided on the question of its … Continue reading →

Posted in Meno, Plato, Plato's Cave, Quadrivium, rhetoric, Robert Pirsig, Socratic Method, Trivium | Tagged , , , , , , , | Leave a comment

SNOLAB Grand Opening

Posted on May 19, 2012 by PlatoHagel

Dialogos of Eide

Posted in IceCube, Neutrinos, SNO | Tagged , , | Leave a comment

Particle Dark Matter

Posted on May 17, 2012 by PlatoHagel

Looks interesting. Dark matter is among the most important open problems in modern physics. Aimed at graduate students and researchers, this book describes the theoretical and experimental aspects of the dark matter problem in particle physics, astrophysics and cosmology. Featuring … Continue reading →

Posted in Uncategorized | Leave a comment

NASA’s Fermi Spots ‘Superflares’ in the Crab Nebula

Posted on May 17, 2012 by PlatoHagel

The famous Crab Nebula supernova remnant has erupted in an enormous flare five times more powerful than any previously seen from the object. The outburst was first detected by NASA’s Fermi Gamma-ray Space Telescope on April 12 and lasted six … Continue reading →

Posted in Crab Nebula | Tagged , , , | Leave a comment

Antimatter

Posted on May 17, 2012 by PlatoHagel

Don Lincoln Explains Antimatter | NOVA’s Nature of Realitybrought to you by Livescribe See: Antimatter 101 Don Lincoln Explains Antimatter | NOVA’s Nature of Realitybrought to you by Livescribe Dialogos of Eide

Posted in Dirac, Don Lincoln | Tagged , | 7 Comments

Euler Diagram

Posted on May 16, 2012 by PlatoHagel

This article is about Eulerian circles of set theory and logic. For the geometric Euler circle, see Nine-point circle. An Euler diagram illustrating that the set of “animals with four legs” is a subset of “animals”, but the set of … Continue reading →

Posted in Euler, John Venn, Venn | Tagged , , | 5 Comments

Where is LHC Headed?

Posted on May 15, 2012 by PlatoHagel

The speakers are: Michael Peskin (author of the famous QFT textbook) Nima Arkani-Hamed, Riccardo Rattazzi, Gavin Salam, Matt Strassler and Raman Sundrum (or Randall-Sundrum fame). Dialogos of Eide

Posted in LHC, Quark Gluon PLasma | Tagged , , | Leave a comment

Illusions of Grandeur?

Posted on May 15, 2012 by PlatoHagel

Illusions of Gravity Three spatial dimensions are visible all around us–up/down, left/right, forward/backward. Add time to the mix, and the result is a four-dimensional blending of space and time known as spacetime. Thus, we live in a four-dimensional universe. Or … Continue reading →

Posted in AdS/CFT, Black Holes, Jacob Bekenstein, Tomato Soup | Tagged , , , | Leave a comment

Questions on the History of Mathematics

Posted on May 14, 2012 by PlatoHagel

Arthur MillerEinstein and Schrödinger never fully accepted the highly abstract nature of Heisenberg’s quantum mechanics, says Miller. They agreed with Galileo’s assertion that “the book of nature is written in mathematics”, but they also realized the power of using visual … Continue reading →

Posted in Ashmolean Museum, Dimension, Donald Coxeter, E8, Mathematics | Tagged , , , , | Leave a comment

The Birth of String Theory

Posted on May 14, 2012 by PlatoHagel

The Birth of String Theory Edited by: Andrea Cappelli, Istituto Nazionale di Fisica Nucleare (INFN), Florence Edited by: Elena Castellani, Università degli Studi di Firenze, Italy Edited by: Filippo Colomo, Istituto Nazionale di Fisica Nucleare (INFN), Florence Edited by: Paolo … Continue reading →

Posted in Finiteness in String theory Landscape, String Theory | Tagged , | Leave a comment