Botany:   Study of plant life.

Agriculture, agronomy, horticulture, forestry, plant taxonomy, plant physiology, plant pathology, plant genetics, hydroponics, algae, etc.  

Microbiology: Biology of microorganisms.

Bacteriology, virology, fungi, bacteria, yeast, etc.

Zoology: Study of animals.

Animal genetics, ornithology, entomology, animal ecology, paleontology, cytology, histology, animal physiology, invertebrates, etc.

Chemistry: Study of the composition of matter and laws governing it.

Physical chemistry, organic chemistry, inorganic chemistry, materials, plastics, fuels, metallurgy, soil chemistry, etc.

Earth/Space Sciences: Study of the universe.

Geology, mineralogy, physiographic, oceanography, meteorology, astronomy, seismology, geography, geophysics, etc.

Energy and Transportation: Study of the energy and transporation.

Aerospace and Aeronautical Engineering, Aerodynamics, Alternative Fuels, Fossil Fuel Energy, Vehicle Development, Renewable Energies, etc.

Engineering: Technology projects that directly apply scientific principles practical uses.

Civil, mechanical, manufacturing, aeronautical, chemical, electrical, sound, automotive, heating and refrigerating, transportation, environmental engineering, etc.

Environmental: Study of pollution sources and their control

Ecology, recycling, acid rain etc.

Math/Physics: Development and application of numerical computations\ theories, principles and laws governing energy also includes computer sciences.

Calculus, geometry, abstract algebra, number theories, statistics, complex analysis and probability. Solid state, optics, acoustics, superconductivity, fluid and gas dynamics, thermodynamics, magnetism, quantum mechanics, biophysics and states of matter, computer programming, computers in general etc.

Medical: Study of disease and health of humans and animals.

Dentistry, pharmacology, pathology, ophthalmology, nutrition, sanitation, dermatology, allergies, speech and hearing, etc.

Social/Behavioral: Study of human & animal behavior and relationships.

Psychology, sociology, anthropology, archaeology, linguistics, learning, perception, public opinion surveys, effects of stress, conditioned responses, etc.