Category Archives: Cosmology

IHME Forecast of Rising Covid Deaths in South-East Asia

Posted on April 4, 2022 by Dennis SILVERMAN

IHME Forecast of Rising Covid Deaths in South-East Asia Although most of the world’s future Omicron deaths are projected in China, Indonesia will had a daily death rate about half of that last year.  Viet Nam and the Republic of … Continue reading →

Posted in China, Coronavirus, Cosmology, Health Care, IHME Projections, Omicron Variant | Leave a comment

Mysteries of the Universe After Einstein

Posted on May 29, 2019 by Dennis SILVERMAN

Mysteries of the Universe After Einstein This is just a short summary of what we know we need to learn about the universe, with some speculations why we need to proceed with learning about them.  There are many YouTube lectures … Continue reading →

Posted in Cosmology | Leave a comment

Symmetries in the Mathematical Description of Nature

Posted on April 17, 2015 by Dennis SILVERMAN

Part of the consideration of the question of the connection of mathematics to the understanding of nature is the discovery of symmetries in nature, and the formulation of this symmetry in mathematics.  Symmetry was established in this connection when Emily … Continue reading →

Posted in Cosmology, Particle Physics, Philosophy of Science | Leave a comment

The Effectiveness of Mathematics in Describing the Universe

Posted on April 17, 2015 by Dennis SILVERMAN

NOVA just had a show on this question.  But besides the original question is that of what type of answer are you looking for, or what answer will you accept?  Otherwise the question is largely undefined. There are several simple … Continue reading →

Posted in Cosmology, Particle Physics, Philosophy of Science | Leave a comment

Neutrino Mysteries, Lecture for Osher Lifelong Learning Institute

Posted on April 6, 2014 by Dennis SILVERMAN

On Monday, April 7, I gave a lecture on “Neutrino Mysteries” to the Osher Lifelong Learning Institute of UC Irvine. It is at the link Neutrino Mysteries 5 . The talk covers neutrino properties and an explanation of neutrino mixing.  It also … Continue reading →

Posted in Cosmology, Particle Physics | Leave a comment

LUX Rules Out Previous Dark Matter Results

Posted on October 30, 2013 by Dennis SILVERMAN

The LUX dark matter search experiment announced its first results this morning, almost totally ruling out previous experiments that had evidence for dark matter particles at low mass. LUX had expected 1550 dark matter events if the other detections were … Continue reading →

Posted in Cosmology, Particle Physics | Leave a comment

Where Our Mass Comes From

Posted on August 19, 2013 by Dennis SILVERMAN

Having begun the Age of the Higgs last year, which gives mass to all quarks and force particles except photons, we might expect that that is where most of our mass comes from. This is not the case, and we … Continue reading →

Posted in Cosmology, Higgs Boson, Particle Physics | Leave a comment

More About Supersymmetry

Posted on December 2, 2012 by Dennis SILVERMAN

  First of all, is a photo of Peter Higgs as a young man in 1954, about the time that he developed the Higgs theory. Next, in the discussion of SUSY, I didn’t include a diagram showing the SUSY particles … Continue reading →

Posted in Cosmology, Higgs Boson | Leave a comment

Introduction to the Large Hadron Collider at CERN

Posted on November 28, 2012 by Dennis SILVERMAN

The Large Hadron Collider (LHC) at the CERN laboratory in Geneva is well described in detail on their website cern.ch as well as in YouTube videos.  I am just giving a brief introduction here for an OLLI class. The LHC collides … Continue reading →

Posted in Cosmology, Higgs Boson | Leave a comment

Introduction to the ATLAS Detector at the LHC

Posted on November 26, 2012 by Dennis SILVERMAN

The ATLAS detector site www.atlas.ch provides a comprehensive presentation of the detector and its physics.  This is just a brief presentation for my OLLI classes. I don’t mean to slight the other general detector at CERN which is CMS, but I … Continue reading →

Posted in Cosmology, Higgs Boson | Leave a comment