Below is a listing of cycles. See also time and pattern.

Contents

1 Measuring physical cycles 2 General listing of waves 3 Mathematics of waves and cycles 4 Time and calendar cycles 5 Astronomical cycles 6 Geological cycles 7 Climate and weather cycles 8 Biological and medical cycles 9 Agricultural cycles 10 Brain waves and cycles 11 Physics cycles 12 Electromagnetic spectrum 13 Sound waves 14 Psychological cycles 15 Economic and business cycles 16 Social and political cycles 17 Art and recreational cycles 17.1 Music and rhythm cycles 18 Religious, myth and spiritual cycles 19 External links

Measuring physical cycles

Hertz

General listing of waves

List of wave topics

Mathematics of waves and cycles

Almost periodic function - Amplitude modulation - Amplitude - Beat - Chaos theory - Diffraction - Doppler effect - Eigenstate - Eigenvalue - Fourier series - Frequency domain - Frequency spectrum - George Gabriel Stokes - Hamiltonian (quantum mechanics) - Harmonic oscillator - Huygens' principle - Longitudinal wave - Mechanical wave - Partial differential equation - Periodic function - Permutation - Phase (waves) - Physics of music - Power spectrum - Signal - Sine-wave - Spectrum of an operator - Transverse wave - Wave equation - Wave - Waveform

Time and calendar cycles

Atomic clock - Calendar - Chinese calendar - Computus - Deepavali - Ephemeris Time - Intellectual history of time - Julian date - Season

Astronomical cycles

Anders Jonas Ångström - Astronomy - Aztec calendar - Eclipse cycle - Eclipse - Full moon cycle - Lunar phase - Milankovitch cycles - Mira - Moon - Orbit - Orbital period - Secularity - SETI - Sunspots

Geological cycles

Age of the Earth - Climate change - Milutin Milankovic - Philip Henry Gosse

Climate and weather cycles

Avalanche - Climate change - Climate model - Clock of the Long Now - Ecology - Endometrium - Environmental geography - Global cooling - Global warming and agriculture - Global warming - Historical temperature record - Ice age - Mars Polar Lander - Migration - Migration (human) - Milankovitch cycles - Milutin Milankovic - Monsoon - Pleistocene - Season - Sunspot - Timeline of meteorology

Biological and medical cycles

Alternation of generations - Bioelectricity - Biological clock - Biological pest control - Biorhythm - Bipolar disorder - Cardiopulmonary resuscitation - Calvin cycle - Cell cycle - Chronobiology - Citric acid cycle - Circadian rhythm - Claude Lévi-Strauss - Clinical depression - Ecology - Feedback - Life cycle - List of biochemistry topics - Manfred Eigen - Marine biology - Menstrual cycle - Neurofeedback - Non-Hodgkin's lymphoma - Organic farming - Polymerase chain reaction - Soil degradation - Stomach cancer - Triage - Zygote

Agricultural cycles

Belgian Congo - Climate change - Consciousness - Crop rotation - Education in the People's Republic of China - Environmental engineering - Fertile Crescent - Global warming and agriculture - Organic farming - Season - Soil degradation - Sustainable industries

Brain waves and cycles

Alvin Lucier - Bioelectricity - Circadian rhythm - Consciousness - Neurofeedback - Persistent vegetative state - Sjögren's syndrome - Sleep

Physics cycles

Cyclic process - Double-slit experiment - Dynamic theory of gravity - George Gabriel Stokes - Physics of music - Sonoluminescence - Speed of light - Sunspot

Electromagnetic spectrum

Absorption spectroscopy - Anders Jonas Ångström - Astronomy - Black body - Blazar - Bremsstrahlung - Caesium - Cherenkov radiation - Color - Colors - Diffraction - Digital signal processing - Direct-sequence spread spectrum - Dispersion (optics) - Eigenstate - Eigenvalue - Electromagnetic radiation - Electromagnetic spectroscopy - Electromagnetic spectrum - Electromagnetism - Emission line - Emission spectrum - FM broadcast radio - Frequency domain - Frequency hopping - Frequency spectrum - Gamma ray burster - George Gabriel Stokes - George Westinghouse - Hamiltonian (quantum mechanics) - History of radio - Hue - Isotope - Light - List of electronics topics - List of physics topics R-Z - NTSC - Optical brightener - Optical spectrum - Particle in a spherically symmetric potential - Piezoelectricity - Power spectrum - RADAR - Radio frequency - Radio - Radiocommunications Agency - Redshift - School Science Experiment - Demonstrating the properties of waves on an Oscilloscope - SETI - Spectrogram - Spectrometer - Spectroscopy - Spectrum analyser - Spectrum - Stellar spectroscopy - Sunyaev Zeldovic Effect - Supernova - Telecommunication - Timbre - Very high frequency - Visible light - White noise

Sound waves

Acoustic theory - Acoustics - Aerodynamics - Alvin Lucier - Amplitude - Anemometer - Beat - Bottlenose Dolphin - Bugging - Charles Cros - Cherenkov radiation - Cold fusion - Compressibility - Dayton Miller - Delay line memory - Diffraction - Doppler effect - Ear - Earpiece - Echo sounding - Electronic filter - FTIR - George Gabriel Stokes - Glossary of medical terms related to communications disorders - Johann Philipp Reis - Krakatau - Lee De Forest - Loudspeaker - Mach number - Microphone - Music theory - Ossicles - Pan pipes - Parabolic microphone - Phonetics - Phonons - Physics of music - Piezoelectricity - Prostate cancer - Psychoacoustics - Radio - Radiologist - Reginald Fessenden - Sawtooth wave - School physics experiments and demonstrations - Shock wave - SID - Sonar - Sonic boom - Sonoluminescence - Sound proofing - Sound recording - Sound - Speech signal processing - Speed of sound - Sperm Whale - Square wave - Subsonic - Subtractive synthesis - Synthesizer - Telecommunication - Telephone - Thomas A. Edison - Transmission line - Triangle wave - Wave drag - Waveform - Yamaha YM3812

Psychological cycles

Bipolar spectrum - Human's periods - Puberty - Routine

Economic and business cycles

Austrian School - Business cycle - Calvin Coolidge - Economy of Cape Verde - Economy of the United Kingdom - History of Seattle - History of the United States (1865-1918) - Joseph Schumpeter - Marxism - Marxist school of economics - Monetary policy of central banks - New classical economics - New Economy - Northern Ontario - Organization - Ragnar Frisch - Recession - Rise of the New Imperialism - Secularity - The Euro - Timeline of meteorology - United Kingdom - Virtuous circle and vicious circle

Social and political cycles

Nanchang

Art and recreational cycles

Video game

Music and rhythm cycles

Interval cycle - Physics of music - Rhythm - Song cycle

Religious, myth and spiritual cycles

Astrology - Atharvaveda - Creation beliefs - Creationism (theology) - Dependent origination - Eschatology - Harvey Spencer Lewis - India - Irish mythology - Mantra - Maya (illusion) - Mythology - Numerology - Resurrection of Jesus - Samhain - Surya - Urban legend - Vedanta

External links

• Cycles Research Institute