A Partial Listing of Various Phenomena in Which Rhythmic Cycles Have Been Discovered…
NATURAL SCIENCE
ASTRONOMY AND ASTROPHYSICS
- Auroras, comets, meteor showers
- Planets, satellites, asteroids
- Rotation of galaxies
- Sunspots and other solar phenomena
- Variable stars
BIOLOGY
- Abundance and activity of bacteria in human beings
- Bacteriology
- Hormone Cycles
BOTANY
- Abundance of crops, plants, seeds, and algae
- Assimilation and photosynthesis
- Concentration of growth substances
- Electrical conductivity of sap
- Electrical excitability of mimosa
- Electrical potential of trees
- Fiber and individual organ growth
- Nectar production and sugar content
- Photoperiodicity
- Thickness of tree rings
ENTOMOLOGY
- Abundance and activity of insects
- Feeding, hatching, and migration
- Pigment changes of certain insects
HERPETOLOGY
- Abundance of snakes and amphibians
- Activity of lizards and salamanders
- Pigment changes in salamanders
ICHTHYOLOGY & LIMNOLOGY
- Abundance of algae, plankton, and fish
- Egg cycle of various fish
- Migrations .
INVERTEBRATE ZOOLOGY
- Abundance of various invertebrates
- Body temperature and metabolic rate
- Contraction waves in worms
- Germ cell maturation
- Light production and photic responses
- Migration of various invertebrates
- Surface color and pigment changes
MAMMALOGY
- Abundance and activity of various mammals
- Fur production
- Physical cycles and activity-rest periods
- Variations in milk production
ORNITHOLOGY
- Abundance of various birds
- Metabolic activity
- Migration
- Wing beats of various birds
CLIMATOLOGY
- Air movements and wind direction
- Barometric pressure and temperature
- Glacial movements
- Ozone content of the atmosphere
- Precipitation, including abnormalities
- Storm tracts
GEOLOGY
- Earthquakes, geysers, volcanic eruptions
- Encrustations of archaeological artifacts
- Geologic epochs and periods
- Sedimentary deposits, varves, seiches
- Soil erosion
- Thickness of rock strata
GEOPHYSICS (also see Climatology)
- Radio propagation quality
- Terrestrial magnetism
HYDROLOGY AND HYDROGRAPHICS
- Lake, river, and sea levels
- Ocean currents, temperature, and waves
- River flow and run-off
- Tides
MEDICINE
- Abundance of disease organisms & parasitic worms
- Births and mortalities
- Blood pressure and blood-sugar content
- Body temperature and metabolism
- Electrical skin resistance
- Emotions and mental activity
- Endocrine and glandular secretions
- Epidemics and pandemics
- Fevers and after-shock
- Incidence of diseases and disorders
- Muscular, nervous, and sexual activity
- Plasma chemistry variations
- Psychiatric abnormalities
- Respiration and visceral activities
- Teeth sensitivity
- Veterinary diseases
PHYSICS
- Activity of electrons and molecular vibrations
- Electromagnetic waves and flux
- Radio and sound waves
SOCIAL SCIENCE
ECONOMICS
- Advertising efficiency
- Agricultural production
- Building and real estate activity
- Commodity prices
- Financial data
- General business activity
- Imports, exports, trade activity
- Production, consumption, sales
- Purchasing power
- Transportation
- Wage earner activity
SOCIOLOGY
- Civil and international war battles
- Creativity and inventiveness
- Crime
- Cultures and civilizations
- Fashion
- Human ability, excitability, output
- Insanity
- Intellectual interest
- Liberalism versus conservatism
- Marriages and births
- Military-political activity
- Periods of emotional excitement
- Population
- Religious and scientific activity
- Strikes and unemployment