Index of physics articles (M)

The index of physics articles is split into multiple pages due to its size.

To navigate by individual letter use the table of contents below.

M

 * M-theory
 * M-theory simplified
 * M. J. Whelan
 * M. C. Joshi
 * M. G. K. Menon
 * M. J. Seaton
 * M. Jamal Deen
 * M. King Hubbert
 * M. P. Parameswaran
 * M. Shamsher Ali
 * M. Vijayan
 * M. Yousuff Hussaini
 * M82 X-1
 * MAJORANA
 * MARIACHI
 * MAUD Committee
 * MAX-lab
 * MAX IV
 * MCP-RHEED
 * MELCOR
 * MEMO Model
 * MERLIN
 * MERLIN reactor
 * MHD generator
 * MINDO
 * MINERνA
 * MINOS
 * MIRACL
 * MIT Center for Theoretical Physics
 * MIT Plasma Science and Fusion Center
 * ML-1
 * MNDO
 * MNS matrix
 * MOATA
 * MOCADI
 * MODTRAN
 * MOPAC
 * MOX fuel
 * MPC&A
 * MPRG Erlangen Division 3
 * MSSM Higgs mass
 * MSU Faculty of Physics
 * MUSCL scheme
 * MacCormack method
 * MacDowell–Mansouri action
 * Macedonio Melloni
 * Mach's principle
 * Mach bands
 * Mach number
 * Mach principle
 * Mach reflection
 * Mach tuck
 * Mach wave
 * Mache (unit)
 * Macromolecular Chemistry and Physics
 * Macromolecular Rapid Communications
 * Macropore
 * Macroscopic quantum self-trapping
 * Macroscopic quantum phenomena
 * Macroscopic quantum self-trapping
 * Macroscopic quantum state
 * Macroscopic scale
 * Macrosonics
 * Madelung constant
 * Madelung equations
 * Madison Symmetric Torus
 * Magdeburg hemispheres
 * Maggie Aderin-Pocock
 * Magic angle
 * Magic angle spinning
 * Magic number (physics)
 * Maglev wind turbine
 * Magnecule
 * Magnesium diboride
 * Magnet
 * Magnet wire
 * Magnetar
 * Magnetic Prandtl number
 * Magnetic Resonance in Medicine
 * Magnetic Reynolds number
 * Magnetic anisotropy
 * Magnetic anomaly detector
 * Magnetic braking
 * Magnetic capacitance
 * Magnetic capacitivity
 * Magnetic circuit
 * Magnetic circular dichroism
 * Magnetic complex impedance
 * Magnetic confinement fusion
 * Magnetic damping
 * Magnetic deviation
 * Magnetic diffusivity
 * Magnetic dip
 * Magnetic dipole
 * Magnetic dipole–dipole interaction
 * Magnetic domain
 * Magnetic effective resistance
 * Magnetic energy
 * Magnetic evaporative cooling
 * Magnetic field
 * Magnetic field intensity
 * Magnetic field viewing film
 * Magnetic flow meter
 * Magnetic flux
 * Magnetic flux quantum
 * Magnetic force microscope
 * Magnetic form factor
 * Magnetic helicity
 * Magnetic hyperthermia
 * Magnetic impedance
 * Magnetic impurity
 * Magnetic inductance
 * Magnetic inductive coil
 * Magnetic ionic liquid
 * Magnetic isotope effect
 * Magnetic lattice (accelerator)
 * Magnetic lens
 * Magnetic levitation
 * Magnetic mirror
 * Magnetic mirror point
 * Magnetic moment
 * Magnetic monopole
 * Magnetic nanoparticles
 * Magnetic particle imaging
 * Magnetic photon
 * Magnetic pole strength
 * Magnetic pressure
 * Magnetic properties
 * Magnetic property
 * Magnetic quantum number
 * Magnetic reactance
 * Magnetic reconnection
 * Magnetic refrigeration
 * Magnetic reluctance
 * Magnetic resonance force microscopy
 * Magnetic resonance imaging
 * Magnetic sail
 * Magnetic scalar potential
 * Magnetic semiconductor
 * Magnetic separation
 * Magnetic structure
 * Magnetic susceptibility
 * Magnetic tension force
 * Magnetic translation
 * Magnetic vector potential
 * Magnetic water treatment
 * Magnetism
 * Magnetization
 * Magnetization dynamics
 * Magnetization reversal by circularly polarized light
 * Magnetization transfer
 * Magnetized target fusion
 * Magneto-optic Kerr effect
 * Magneto-optic effect
 * Magneto-optical trap
 * Magnetoception
 * Magnetochemistry
 * Magnetocrystalline anisotropy
 * Magnetogastrography
 * Magnetogram
 * Solar magnetogram
 * Magnetogravitic tensor
 * Magnetogravity wave
 * Magnetohydrodynamic drive
 * Magnetohydrodynamics
 * Magnetohydrodynamics (journal)
 * Magnetometer
 * Magnetomotive force
 * Magnetopause
 * Magnetoresistance
 * Magnetorheological finishing
 * Magnetorheological fluid
 * Magnetorotational instability
 * Magnetosome
 * Magnetosphere
 * Magnetosphere chronology
 * Magnetosphere of Jupiter
 * Magnetosphere particle motion
 * Magnetospheric electric convection field
 * Magnetospheric eternally collapsing object
 * Magnetostatics
 * Magnetostriction
 * Magnetotactic bacteria
 * Magnetotaxis
 * Magnifying transmitter
 * Magnitude (astronomy)
 * Magnon
 * Magnonics
 * Magnus effect
 * Mahmoud Hessabi
 * Mains hum
 * Mainz Microtron
 * Major actinide
 * Majorana Prize
 * Majorana equation
 * Majorana fermion
 * Majoron
 * Majumdar–Ghosh model
 * Maki–Nakagawa–Sakata matrix
 * Makoto Kobayashi (physicist)
 * Malament–Hogarth spacetime
 * Malcolm Beasley
 * Malcolm Perry (physicist)
 * Malleability
 * Malter effect
 * Mandelstam variables
 * Mandrel wrapping
 * Manfred R. Schroeder
 * Manfred Wagner
 * Manfred von Ardenne
 * Manhattan Project
 * Mani Lal Bhaumik
 * Manifest covariance
 * Manipulation of atoms by optical field
 * Manne Siegbahn
 * Manning formula
 * Mannque Rho
 * Mantle convection
 * Manuel António Gomes
 * Manuel Mateus Ventura
 * Manuel Sandoval Vallarta
 * Many-body problem
 * Many-body theory
 * Many-worlds interpretation
 * Marangoni effect
 * Marangoni number
 * Marc-Auguste Pictet
 * Marc A. Kastner
 * Marc Henneaux
 * Marcel Audiffren
 * Marcel Brillouin
 * Marcel Grossmann
 * Marcel J. E. Golay
 * Marcel Schein
 * Marcela Carena
 * Marcello Pirani
 * Marcelo Damy
 * Marcelo Gleiser
 * Marchenko equation
 * Marcia McNutt
 * Marcia Neugebauer
 * Marcos Moshinsky
 * Marcus Birkenkrahe
 * Marcus O'Day
 * Marek Gazdzicki
 * Marek Huberath
 * Margaret Eliza Maltby
 * Margaret Geller
 * Margaret Hamilton (scientist)
 * Margaret MacVicar
 * Margaret Murnane
 * Margaret Wertheim
 * Margherita Hack
 * Marginal stability
 * Margolus–Levitin theorem
 * Marguerite Perey
 * Maria Ardinghelli
 * Maria Goeppert-Mayer
 * Maria Spiropulu
 * Marian Danysz
 * Marian Smoluchowski
 * Mariano Gago
 * Marie Alfred Cornu
 * Marie Curie
 * Marietta Blau
 * Marijan Šunjić (physicist)
 * Marin (wind)
 * Marin Getaldić
 * Marin Soljačić
 * Mario Acuña
 * Mario Ageno
 * Mario Bunge
 * Mario Garavaglia
 * Mario Livio
 * Mariotte's bottle
 * Maritime Research Institute Netherlands
 * Marjorie Williamson
 * Mark Adler
 * Mark B. Wise
 * Mark Birkinshaw
 * Mark Boslough
 * Mark Buchanan
 * Mark D. Maughmer
 * Mark G. Kuzyk
 * Mark G. Raizen
 * Mark I (detector)
 * Mark Inghram
 * Mark Muir Mills
 * Mark Newman
 * Mark Oliphant
 * Mark Reed (physicist)
 * Mark Trodden
 * Mark Welland
 * Markus Aspelmeyer
 * Markus Greiner
 * Marlan Scully
 * Marshall Rosenbluth
 * Marshall Stoneham
 * Martin A. Pomerantz
 * Martin A. Uman
 * Martin Bojowald
 * Martin David Kruskal
 * Martin Deutsch
 * Martin Gutzwiller
 * Martin Knudsen
 * Martin Kutta
 * Martin Lewis Perl
 * Martin Lowry
 * Martin Pope
 * Martin Rees
 * Martin Rocek
 * Martin Ryle
 * Martin Schadt
 * Martin Tajmar
 * Martin Walt
 * Martin van Marum
 * Martinus J. G. Veltman
 * Marvin D. Girardeau
 * Marvin L. Cohen
 * Marvin Leonard Goldberger
 * Mary K. Gaillard
 * Masatoshi Koshiba
 * Masatsugu Suzuki
 * Masayuki Kikuchi
 * Maser
 * Mason equation
 * Mass
 * Mass-to-charge ratio
 * Mass attenuation coefficient
 * Mass chromatogram
 * Mass concentration (astronomy)
 * Mass distribution
 * Mass flow
 * Mass flow meter
 * Mass flow rate
 * Mass flow sensor
 * Mass flux
 * Mass gap
 * Mass generation
 * Mass in general relativity
 * Mass in special relativity
 * Mass matrix
 * Mass number
 * Mass properties
 * Mass ratio
 * Mass segregation
 * Mass spectrometry
 * Mass spectrometry data format
 * Mass spectrum
 * Mass transfer
 * Massimo Porrati
 * Massive compact halo object
 * Massive gravity
 * Massive particle
 * Massless particle
 * Mass–energy equivalence
 * Mass–luminosity relation
 * Master equation
 * Masud Ahmad
 * Material derivative
 * Material dispersion coefficient
 * Material physics
 * Material point method
 * Material properties (thermodynamics)
 * Materials (journal)
 * Materials Chemistry and Physics
 * Materials Research Science and Engineering Centers
 * Materials Science Citation Index
 * Materials Science and Engineering R
 * Materials and Structures
 * Materials science
 * Materials testing reactor
 * Mathematical descriptions of opacity
 * Mathematical descriptions of physical laws
 * Mathematical descriptions of the electromagnetic field
 * Mathematical formulation of quantum mechanics
 * Mathematical models in physics
 * Mathematical physics
 * Mathematical universe hypothesis
 * Mathematics of general relativity
 * Mathias Fink
 * Mathieu transformation
 * Matrix-assisted laser desorption/ionization
 * Matrix isolation
 * Matrix mechanics
 * Matrix string theory
 * Matrix theory (physics)
 * Mats Hillert
 * Mattauch isobar rule
 * Matter
 * Matter-dominated era
 * Matter wave
 * Matthew Kleban
 * Matthew Koss
 * Matthew Luckiesh
 * Matthew Sands
 * Matthias Staudacher
 * Mattis–Bardeen theory
 * Matvei Petrovich Bronstein
 * Maupertuis' principle
 * Maurice Allais
 * Maurice Anthony Biot
 * Maurice Couette
 * Maurice Ewing
 * Maurice Goldhaber
 * Maurice Hill (geophysicist)
 * Maurice Karnaugh
 * Maurice Pryce
 * Maurice Wilkes
 * Maurice Wilkins
 * Maurice de Broglie
 * Mauritius Renninger
 * Maw-Kuen Wu
 * Max Abraham
 * Max Born
 * Max Born Award
 * Max Cosyns
 * Max Delbrück
 * Max G. Lagally
 * Max Jammer
 * Max Krook
 * Max Perutz
 * Max Planck
 * Max Planck Institute for Biophysics
 * Max Planck Institute of Microstructure Physics
 * Max Planck Institute for Nuclear Physics
 * Max Planck Institute for the Science of Light
 * Max Planck Institute of Plasma Physics
 * Max Planck Medal
 * Max Q
 * Max Steenbeck
 * Max Tegmark
 * Max Trautz
 * Max Valier
 * Max Wien
 * Max von Laue
 * Maximilian Hell
 * Maximilien Toepler
 * Maximum bubble pressure method
 * Maximum density
 * Maximum entropy probability distribution
 * Maximum entropy thermodynamics
 * Maximum power transfer theorem
 * Maximum sustained wind
 * Maximus von Imhof
 * Maxwell's demon
 * Maxwell's equations
 * Maxwell's equations in curved spacetime
 * Maxwell's thermodynamic surface
 * Maxwell–Bloch equations
 * Maxwell bridge
 * Maxwell coil
 * Maxwell construction
 * Maxwell material
 * Maxwell relations
 * Maxwell speed distribution
 * Maxwell stress tensor
 * Maxwell–Boltzmann distribution
 * Maxwell–Boltzmann statistics
 * Maxwell–Stefan diffusion
 * Maxwell–Wagner–Sillars polarization
 * Mayak
 * Mazuku
 * McCumber relation
 * McLeod gauge
 * McStas
 * Mean anomaly
 * Mean field theory
 * Mean flow
 * Mean free path
 * Mean free time
 * Mean inter-particle distance
 * Mean radiant temperature
 * Measure-preserving dynamical system
 * Measure (physics)
 * Measurement
 * Measurement Science and Technology
 * Measurement in quantum mechanics
 * Measurement problem
 * Measurement uncertainty
 * Measurements of neutrino speed
 * Mechanical advantage
 * Mechanical efficiency
 * Mechanical energy
 * Mechanical equilibrium
 * Mechanical equivalent of heat
 * Mechanical explanations of gravitation
 * Mechanical filter
 * Mechanical metamaterial
 * Mechanical probe station
 * Mechanical resonance
 * Mechanical similarity
 * Mechanical singularity
 * Mechanical splice
 * Mechanical traveller
 * Mechanical wave
 * Mechanician
 * Mechanics
 * Mechanics of planar particle motion
 * Mechanics of structures
 * Mechanoluminescence
 * Mediator family
 * Medical physics
 * Medical radiography
 * Medical ultrasonography
 * Medium Energy Ion Scattering Facility
 * Medium frequency
 * MeerKAT
 * Mega Ampere Spherical Tokamak
 * Megalethoscope
 * Megasonic cleaning
 * Megatsunami
 * Megavoltage X-rays
 * Meghnad Saha
 * Mehdi Golshani
 * Mehran Kardar
 * Meinhard E. Mayer
 * Meissner effect
 * Meissner state
 * Meissner–Ochsenfeld effect
 * Meitner–Hupfeld effect
 * Melba Phillips
 * Melde's experiment
 * Melissa Franklin
 * Melting
 * Melting point
 * Melville S. Green
 * Melvin B. Gottlieb
 * Melvin Lax
 * Melvin Mooney
 * Melvin Schwartz
 * Membrane-introduction mass spectrometry
 * Membrane (M-theory)
 * Membrane analogy
 * Membrane mirror
 * Membrane paradigm
 * Memristor
 * Menas Kafatos
 * Mendel Sachs
 * Mendeleev's predicted elements
 * Meniscus (liquid)
 * Menyhért Palágyi
 * Mercury-in-glass thermometer
 * Mercury laser
 * Merle Randall
 * Merle Tuve
 * Mermin–Wagner theorem
 * Meron (physics)
 * Merrill Skolnik
 * Meshfree methods
 * Mesocrystal
 * Mesogen
 * Meson
 * Meson spectroscopy
 * Mesonic molecule
 * Mesoscopic
 * Mesoscopic physics
 * Mesoscopic scale
 * Meta-material cloak
 * Meta-materials cloak
 * Meta material
 * Meta materials
 * Metadynamics
 * Metafluid dynamics
 * Metal
 * Metal-induced gap states
 * Metal K-edge
 * Metal L-edge
 * Metalizing
 * Metallic crystal
 * Metallic hydrogen
 * Metallic microlattice
 * Metallicity
 * Metallizing
 * Metal–insulator transition
 * Metamagnetism
 * Metamaterial
 * Metamaterial absorber
 * Metamaterial antenna
 * Metamaterial antennas
 * Metamaterial cloaking
 * Metamaterial cloaking device
 * Metamaterial cloaking devices
 * Metamaterial cover
 * Metamaterial invisibility
 * Metamaterial lens
 * Metamaterial microwave cloak
 * Metamaterials
 * Metamaterials: Physics and Engineering Explorations
 * Metamaterials: physics and engineering explorations
 * Metamaterials: physics and engineering explorations.
 * Metamaterials (journal)
 * Metamaterials Handbook
 * Metamaterials cloak
 * Metamaterials cloaking
 * Metamaterials cloaking device
 * Metamaterials cloaking devices
 * Metamaterials invisibility
 * Metamaterials physics and engineering explorations
 * Metamaterials physics and engineering explorations.
 * Metastability
 * Meteoritical Society
 * Meteorology
 * Meteosat visible and infrared imager
 * Meteotsunami
 * Metering pump
 * Methane clathrate
 * Method of characteristics
 * Method of image charges
 * Method of images
 * Methods of detecting extrasolar planets
 * Metre per second squared
 * Metric signature
 * Metric system
 * Metric tensor (general relativity)
 * Metrogon
 * Metrologia
 * Metropolis light transport
 * Michael A. O'Keefe
 * Michael Aizenman
 * Michael Atiyah
 * Michael Berry (physicist)
 * Michael Coey
 * Michael Creutz
 * Michael Duff (physicist)
 * Michael F. Shlesinger
 * Michael Faraday
 * Michael Fisher
 * Michael Foale
 * Michael Green (physicist)
 * Michael H. Hart
 * Michael Heller (professor/priest)
 * Michael Hochberg
 * Michael Kelly (physicist)
 * Michael L. W. Thewalt
 * Michael Levitt
 * Max Munk
 * Michael McKubre
 * Michael Pepper
 * Michael Perrin
 * Michael Peskin
 * Michael R. Anastasio
 * Michael R. Douglas
 * Michael Radaković
 * Michael Rossmann
 * Michael Rowan-Robinson
 * Michael S. Longuet-Higgins
 * Michael Schoenberg
 * Michael Tinkham
 * Michael Turner (cosmologist)
 * Michael Woolfson
 * Michal Lipson
 * Michał Heller
 * Michał Horodecki
 * Michel Ter-Pogossian
 * Michel parameters
 * Michele Besso
 * Michele Mosca
 * Michele Parrinello
 * Michelson interferometer
 * Michelson stellar interferometer
 * Michelson–Gale–Pearson experiment
 * Michelson–Morley experiment
 * Michiel B.M. van der Klis
 * Michio Kaku
 * Micro-g environment
 * Micro-pulling-down
 * MicroFUN
 * MicroMegas detector
 * Micro SPIDER
 * Micro black hole
 * Micro perforated plate
 * Microactuator
 * Microbarom
 * Microbarometer
 * Microbolometer
 * Microburst
 * Microcanonical ensemble
 * Microchannel plate detector
 * Microcosm (CERN)
 * Microelectromechanical system oscillator
 * Microfluidics
 * Microlensing Observations in Astrophysics
 * Microlift glider
 * Micromagnetics
 * Microphotonics
 * Microphysics
 * Microplasticity
 * Microquasar
 * Microrheology
 * Microscope
 * Microscopic scale
 * Microscopy Society of America
 * Microstate (statistical mechanics)
 * Microstate continuum
 * Microtron
 * Microviscosity
 * Microvoid coalescence
 * Microwave
 * Microwave-metamaterial cloak
 * Microwave Imaging Radiometer with Aperture Synthesis
 * Microwave Theory and Techniques, IEEE Transactions on
 * Microwave and Guided Wave Letters
 * Microwave and Guided Wave Letters, IEEE
 * Microwave and Optical Technology Letters
 * Microwave engineering
 * Microwave link
 * Microwave metamaterial cloak
 * Microwave plasma
 * Microwave power transmission
 * Microwave radio relay
 * Microwave radiometer
 * Microwave transmission
 * Mictomagnetism
 * Middle World
 * Mie scattering
 * Mieczysław Wolfke
 * Migma
 * Miguel A. Fernández Sanjuán
 * Miguel Alcubierre
 * Miguel Ángel Virasoro (physicist)
 * Miguel José Yacamán
 * Mihail Roco
 * Mihajlo Idvorski Pupin
 * Mihalis Dafermos
 * Mike Morris (physicist)
 * Mikhail Kovalchuk
 * Mikhail Lavrentyev
 * Mikhail Lomonosov
 * Mikhail Molodenskii
 * Mikhail Ostrogradsky
 * Mikhail Sadovsky
 * Mikhail Shifman
 * Mikhail Shultz
 * Mikheyev–Smirnov–Wolfenstein effect
 * Milagro (experiment)
 * Milan Damnjanović (physicist)
 * Milan Kurepa
 * Milan Vukcevich
 * Mild-slope equation
 * Mildred Allen
 * Mildred Dresselhaus
 * Milesian school
 * Mileva Marić
 * Millennium Prize Problems
 * Millennium Run
 * Miller index
 * Millisecond pulsar
 * Milne model
 * Miloslav Valouch
 * Milton A. Rothman
 * Milton Feng
 * Milton S. Livingston
 * Milton S. Plesset
 * Milton Van Dyke
 * Milutin Milanković
 * Mineral physics
 * Minh Quang Tran
 * Mini-magnetospheric plasma propulsion
 * MiniBooNE
 * MiniGrail
 * Miniature neutron source reactor
 * Minimal Supersymmetric Standard Model
 * Minimal models
 * Minimal subtraction scheme
 * Minimum Ionizing Particle
 * Minimum audibility curve
 * Minimum deviation
 * Minimum total potential energy principle
 * Minkowski diagram
 * Minkowski space
 * Minkowski–Bouligand dimension
 * Minority interpretations of quantum mechanics
 * Minto wheel
 * Minuano
 * Minute Physics
 * Mioara Mugur-Schächter
 * Mir (lens)
 * Mirage of astronomical objects
 * Mirau interferometer
 * Miroslav Žamboch
 * Mirror
 * Mirror Fusion Test Facility
 * Mirror furnace
 * Mirror matter
 * Mirror photon
 * Mirror symmetry (string theory)
 * Misalignment mechanism
 * Misner space
 * Missile Datcom
 * Missing energy
 * Mist
 * Mistral (wind)
 * Misnay–Schardin effect
 * Mitchell Feigenbaum
 * Mitsutaka Fujita
 * Mixed/dual cycle
 * Mixed anomaly
 * Mixed dark matter
 * Mixing (physics)
 * Mixing length model
 * Mixing paradox
 * Mixing ratio
 * Mixmaster dynamics
 * Mixmaster universe
 * Mixture theory
 * Mm'-type filter
 * MoEDAL experiment
 * MoL
 * Mobile Anisotropy Telescope
 * Mode-locking
 * Mode-stirred chamber
 * Mode volume
 * Model building (particle physics)
 * Model photosphere
 * Model solid approximation
 * Modelling and Simulation in Materials Science and Engineering
 * Modern Physics and Ancient Faith
 * Modern physics
 * Modern searches for Lorentz violation
 * Modified Newtonian dynamics
 * Modified models of gravity
 * Modular Neutron Array
 * Modular invariance
 * Modular ocean model
 * Modulated ultrasound
 * Modulation sphere
 * Modulational instability
 * Moduli (physics)
 * Moens–Korteweg equation
 * Moffat distribution
 * Mohammad Aslam Khan Khalil
 * Mohammad Khorrami (physicist)
 * Mohr's circle
 * Mohsen Fakhrizadeh-Mahabadi
 * Moire deflectometry
 * Moiré pattern
 * Moisey Markov
 * Moisture sorption isotherm
 * Mole (unit)
 * Molecular Hamiltonian
 * Molecular Physics (journal)
 * Molecular beam
 * Molecular beam epitaxy
 * Molecular chaos
 * Molecular diffusion
 * Molecular dipole moment
 * Molecular dynamics
 * Molecular electronic transducers
 * Molecular field
 * Molecular mechanics
 * Molecular motor
 * Molecular orbital
 * Molecular physics
 * Molecular radiation
 * Molecular scale electronics
 * Molecular sieve
 * Molecular tagging velocimetry
 * Molecular term symbol
 * Molecular vibration
 * Molecule
 * Molecule-based magnets
 * Molière radius
 * Molniya orbit
 * Molten-Salt Reactor Experiment
 * Molten salt reactor
 * Moment (physics)
 * Moment map
 * Moment of inertia
 * Momentum
 * Momentum diffusion
 * Momentum operator
 * Momentum space
 * Momentum theory
 * Momentum thickness
 * Momentum transfer
 * Monatomic gas
 * Monin–Obukhov length
 * Monochromatic electromagnetic plane wave
 * Monoclinic crystal system
 * Monocular
 * Monoisotopic mass
 * Monolayer
 * Monopole, Astrophysics and Cosmic Ray Observatory
 * Monster (physics)
 * Monte Carlo N-Particle Transport Code
 * Monte Carlo method
 * Monte Carlo method in statistical physics
 * Montonen–Olive duality
 * Montreal Laboratory
 * Moo-Young Han
 * Moody chart
 * Moon dog
 * Moonbow
 * Mooney–Rivlin solid
 * Moonlight
 * Mordehai Milgrom
 * Morikazu Toda
 * Morison equation
 * Morphology-dependent resonance
 * Morse potential
 * Morten Bo Madsen
 * Morton Gurtin
 * Morton number
 * Moseley's law
 * Moses Blackman
 * Moses H. W. Chan
 * Moshe Shapiro
 * Motion-triggered contact insufficiency
 * Motion (physics)
 * Motion graphs and derivatives
 * Motional narrowing
 * Motionless electromagnetic generator
 * Motonori Matuyama
 * Mott insulator
 * Mott problem
 * Mott scattering
 * Mott transition
 * Mottness
 * Mousetrap car
 * Moving frame
 * Moving magnet and conductor problem
 * Moving shock
 * Moyal bracket
 * Mpemba effect
 * Mu problem
 * Mueller calculus
 * Muffin-tin approximation
 * Muhammad Hafeez Qureshi
 * Multi-angle light scattering
 * Multi-configuration time-dependent Hartree
 * Multi-configurational self-consistent field
 * Multi-object APO Radial Velocity Exoplanet Large-area Survey
 * Multi-wavelength anomalous dispersion
 * Multiangle light scattering
 * Multiferroics
 * Multipaction
 * Multipactor effect
 * Multipath interference
 * Multiphase flow
 * Multiphoton lithography
 * Multiphysics
 * Multiphysics Methods Group
 * Multiple-scale analysis
 * Multiple histories
 * Multiple isomorphous replacement
 * Multiplet
 * Multiplicative quantum number
 * Multipole expansion
 * Multipole moment
 * Multipurpose Applied Physics Lattice Experiment
 * Multiscale modeling
 * Multiverse
 * Muneer Ahmad Rashid
 * Munir Ahmad Khan
 * Munir Nayfeh
 * Munroe effect
 * Muon
 * Muon-catalyzed fusion
 * Muon capture
 * Muon collider
 * Muon neutrino
 * Muonium
 * Murray Batchelor
 * Murray Gell-Mann
 * Museum of Optical Technologies
 * Mushroom cloud
 * Musical acoustics
 * My Inventions: The Autobiography of Nikola Tesla
 * Myriam Sarachik
 * Myron L. Good
 * Myron Samuel Malkin
 * Mysterious duality
 * Mária Telkes
 * Mário Schenberg
 * Mössbauer effect
 * Mössbauer spectroscopy
 * Møller scattering
 * Mārcis Auziņš
 * Mārcis Auziņš