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Fields of Scientific Study > Science Field Definitions and Related Subject Articles

Acoustics

Study of sound.

Aeronautics

Aircraft design, construction, and navigation.

Agronomy

science of soil management and crop production

Anatomy

Study of organisms and their parts.

Anthropology

Study of the origin, behavior, and the physical, social, and cultural development of humans.

Archaeology

Study of past human lives by examining remaining material evidence.

Astronomy

Study of outer space.

Astrophysics

The branch of astronomy that deals with the physics of stellar phenomena.

Bacteriology

Study of bacteria, especially in relation to medicine and agriculture.

Biochemistry

Study of the chemical substances and processes in living organisms.

Biology

Science of life and living organisms

Botany

Study of plants.

Cardiology

The medical study of the heart.

Cartography

The art or technique of making maps or charts.

Chemistry

Science of the composition, structure, properties, and reactions of matter, especially of atomic and molecular systems.

Cosmology

Study of the physical universe considered as a totality of phenomena in time and space.

Crystallography

Science of crystal structure and phenomena.

Ecology

Study of organisms and their environment.

Embryology

Study of the formation, early growth, and development of living organisms.

Endocrinology

Study of the glands and hormones of the body.

Entomology

Scientific study of insects.

Enzymology

Study of the biochemical nature and activity of enzymes.

Forestry

Science and art of cultivating, maintaining, and developing forests.

Genetics

Study of heredity and inherited traits.

Geochemistry

The chemistry of the composition and alterations of Solid matter of the earth or a celestial body.

Geodesy

The geologic science of Size and shape of the earth.

Geography

Study of the earth and its features.

Geology

Scientific study of the origin, history, and structure of the earth.

Geophysics

The physics of the earth and its environment, including the physics of fields such as meteorology, oceanography, and seismology

Hematology

Study of the blood and blood-producing organs.

Histology

Study of the microscopic structure of animal and plant tissues.

Horology

Science of measuring time and making time pieces

Hydrology

Study of the properties and effects of water on earth.

Ichthyology

Study of fish.

Immunology

Study of the immune system of the body.

Linguistics

Study of language and phonetics.

Mechanics

Design, construction, and use of machinery or mechanical structures.

Medicine

Science of diagnosing and treating disease and damage to the body.

Meteorology

Study of weather and atmospheric conditions.

Metrology

Science of measurement.

Microbiology

Study of microorganisms and their effects on other living organisms.

Mineralogy

Study of minerals, including their distribution, identification, and properties.

Mycology

Branch of botany that deals with fungi.

Neurology

Study of the nervous system and disorders affecting it.

Nucleonics

Study of the behavior and characteristics of nucleons or atomic nuclei.

Nutrition

Study of food and nourishment.

Oceanography

Exploration and study of the ocean.

Oncology

Study of the development, diagnosis, treatment, and prevention of tumors.

Optics

Study of light and vision.

Paleontology

Study of prehistoric life through fossils.

Pathology

Study of disease and its causes, processes, development, and consequences.

Petrology

Study of the origin, composition, structure, and alteration of rocks.

Pharmacology

Science of the composition, use, and effects of drugs.

Physics

Science of matter and energy and interactions between the two.

Physiology

Study of the functions of living organisms.

Psychology

Study of the mental process and behavior.

Radiology

Use of radioactive substances in diagnosis and treatment of disease.

Robotics

Science of technology to design, fabrication, and application of robots.

Seismology

Study of earthquakes.

Spectroscopy

Study of radiant light.

Systematics

Science of systematic classification.

Thermodynamics

Study of relationships and conversions between heat and other forms of energy.

Toxicology

Study of poisons and the treatment of poisoning.

Virology

Study of viruses and viral diseases.

Volcanology

Study of volcanoes and volcanic phenomena.

Zoology

Study of Structure, physiology, development, and classification of animals.
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