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    This page contains a selection of links on maths and physics organized into the following categories:

    P = Physics   M = Mathematics   Pr = Programming   Ph = Philosohy   Sc = Science   G = General

    More will follow as time goes by

    News

    Sc

    Science Daily
    American-based press release distribution

    P

    Phys.org
    UK-based press release distribution

    :

    Portal to the Universe
    News about astronomy



    Magazines

    Sc

    Quanta magazine



    Articles

    M

    The story of Alexander Grothendieck

    P

    Black hole information paradox near its end
    Quanta magazine

    :

    Simulation of supernova explosion finally works
    Quanta magazine

    :

    Loop Quantum Gravity
    Physics World

    Sc

    Risk analysis and micromorts
    Quanta magazine

    :

    Meaningless models of a pandemic
    Quanta magazine



    Organisations

    P

    CERN
    Laboratory of particle physics

    :

    NASA
    National Aeronautics and Space Administration

    :

    ESA
    European Space Agency

    :

    ESO
    European Southern Observatory



    Resources & Databases

    Ph

    Stanford Encyclopedia of Philosophy

    M

    MacTutor History of Mathematics Archive

    :

    mathoverflow
    Q&A for mathematicians

    :

    Mathematics Stack Exchange
    Q&A for mathematics

    :

    Geogebra
    Mathematical tool

    :

    Wolfram MathWorld
    Math resource from Mathematica

    :

    Mathematica
    Computing from Wolfram Research

    :

    WolframAlpha
    Wolfram Research

    :

    PlanetMath
    Mathematical information database

    P

    Knowlege base for Astronomy & Cosmology
    Caltech Level 5

    :

    WorldWide Telescope
    American Astronomical Society

    Sc

    ArXiv
    Archive of scholarly articles

    :

    StackExchange
    Q&A for several fields

    Pr

    Wolfram Workbench
    Programming for Mathematica

    :

    W3Schools
    HTML, CSS, SQL, PHP, JS, Java, C#,....

    :

    Visual Studio Code
    Code editor for C/C++, JS, Python,...

    :

    Eclipse
    IDE for C/C++, Java, Mathematica,...

    :

    Stack Overflow
    Q&A for programmers

    :

    Web Standards
    World Wide Web consortium

    G

    Wikipedia
    Encyclopedia

    :

    Internet Archive
    Library



    Blogs

    P M

    Not Even Wrong
    by Peter Woit

    P

    Of particular significance
    Particle Physics with Matt Strassler

    :

    Résonaances
    Particle physics blog

    Sc

    Science 2.0
    Collaborate blog



    Courses

    M

    Visual group theory
    43 lectures

    :

    Exterior algebra
    6 lectures

    :

    Galois group of a polynomial
    by MathDoctorBob

    :

    Galois theory and polynomial roots
    by M Salomone

    :

    History of mathematics
    by N J Wildberger

    :

    Algebraic topology
    by N J Wildberger

    P

    Classical mechanics
    by Leonard Susskind

    :

    General relativity
    by Leonard Susskind

    :

    Quantum entanglement
    by Leonard Susskind

    :

    Supersymmetry & Grand unification
    by Leonard Susskind

    :

    String theory & M-theory
    by Leonard Susskind

    :

    Topics in string theory
    by Leonard Susskind

    :

    Cosmology
    by Leonard Susskind

    :

    Eternal inflation
    by Leonard Susskind

    :

    Supersymmetry & Particle physics
    by Nima Arkani-Hamed

    :

    Neutrino physics
    by F Feruglio

    :

    Loop Quantum gravity
    by Carlo Rovelli



    Educational

    Ph

    History of philosophy

    :

    School of life
    Short videos on various topics

    M

    Ridiculously huge numbers
    by David Metzler

    :

    Fractal and non-Euclidean geometry
    by Malin Christersson

    :

    Geogebra tutorial
    by Malin Christersson

    :

    The Story of mathematics

    :

    Greatest mathematicians of the past

    :

    The Riemann hypothesis

    :

    Prime numbers with spiral appearance

    :

    The Banach-Tarski paradox

    :

    Zooming in on the Mandelbrot set

    P M

    Final answers
    Large collection of maths & physics articles

    P

    Motion Mountain
    The free physics textbook

    :

    Lecture notes on General Relativity
    by Sean Carrol

    :

    Helicity, Chirality, Mass & Higgs
    from Quantum Diaries

    :

    Inflationary cosmology
    from Level 5

    :

    CMB tutorials
    by Wayne Hu

    :

    CMB polarization
    by W. Hu and M. White

    :

    Review of the universe
    Astronomy

    :

    Lectures on astronomy topics
    by James Schombert

    Sc

    Khan academy
    Education

    :

    AK Lectures
    Lectures by Andrey Kopot

    :

    Professor Dave explains
    For students and undergraduates

    :

    MIT
    Online course materials

    :

    OpenStax
    Open license textbooks

    :

    Recreational games
    AthleticDesign

    :

    Physics education links



    Problems, Problem solving & Competitions

    M

    IMO
    Inernational Mathematical Olympiad

    :

    AoPS
    Art of Problem Solving

    :

    AoPS
    IMO problems & solutions

    :

    Insights puzzle
    Articles from Quanta magazine

    :

    Zen and the art of puzzle solving
    Quanta magazine

    :

    Three problems by John Conway
    Quanta magazine

    :

    Expii
    Math puzzles



    Talks & Presentations (by topic)

    M

    The logistic map and the Mandelbrot set

    :

    Aperiodic tiling

    :

    The extraordinary theorems of John Nash by Cédric Villani

    :

    The mathematical work of Vladimir Voevodsky

    :

    The Poincaré conjecture presented by Richard Hamilton

    :

    Differential forms and cohomology

    :

    The Langlands program and unification

    P

    The strong CP problem

    :

    Axions

    :

    Dark matter

    :

    Gravitational wave search

    :

    Detection of spinning black holes

    :

    Inflationary cosmology on trial

    :

    Quantum information and horizons

    :

    String theory landscape

    :

    Talks from conference on quantum gravity

    :

    Most detailed simulation of our universe from 2014

    :

    IAS the Institute for Advanced Study



    Talks & Presentations (by person)

    Ph

    Philosoply

    :

    Ayn Rand

    :

    Daniel Dennet

    :

    Hilary Putnam

    :

    Roger Scruton

    :

    Saul Kripke

    :

    W.V.O Quine

    M

    Mathematics

    :

    John Conway

    :

    Michael Atiyah

    :

    Paul Erdős

    :

    Vladimir Veodovsky

    P

    Physics

    :

    Alan Guth

    :

    Brian Greene

    :

    Carlo Rovelli

    :

    David Gross

    :

    Edward Witten

    :

    Freeman Dyson

    :

    Gerard t'Hooft

    :

    John Ellis

    :

    Lee Smolin

    :

    Leonard Susskind

    :

    Martin Rees

    :

    Max Tegmark

    :

    Murray Gellman

    :

    Nima Arkani-Hamed

    :

    Richard Feynmann

    :

    Roger Penrose