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Science

The natural world explained — physics, chemistry, biology, astronomy, and the scientific method itself.

247 articles — Page 3 of 9

Two scientists in a laboratory setting, one wearing a lab coat and glasses, and the other holding a plant
Science 10 min

What Is Environmental Chemistry?

Environmental chemistry studies chemical processes in air, water, and soil. Learn about pollutants, their fate in ecosystems, and green chemistry solutions.

A woman in a hat and jacket is reading a book while sitting by a stream in a forest
Science 8 min

What Is Environmental Science?

Environmental science studies how natural and human systems interact. Learn about ecosystems, pollution, climate change, conservation, and sustainability.

The man is holding a plant with yellow flowers in a lush, green forest
Science 9 min

What Is Ethnobotany?

Ethnobotany studies how people use plants for food, medicine, shelter, and ritual. Learn about traditional knowledge, medicinal plants, and conservation.

A man in a green jacket and hat is holding an open book and looking at a deer in the background
Science 9 min

What Is Ethology?

Ethology is the scientific study of animal behavior, particularly as it occurs under natural conditions.

Evolutionary biology studies how life changes over generations through natural selection, genetics, and adaptation
Science 9 min

What Is Evolutionary Biology?

Evolutionary biology studies how life changes over generations through natural selection, genetics, and adaptation. Learn about speciation, fossils, and more.

Exoplanetology is the study of planets orbiting stars beyond our Sun
Science 9 min

What Is Exoplanetology?

Exoplanetology is the branch of astronomy and planetary science devoted to the study of exoplanets — planets that orbit stars other than our Sun.

Experimental physics tests theories through observation and measurement — how physicists design experiments, collect data
Science 12 min

What Is Experimental Physics?

Experimental physics tests theories through observation and measurement — how physicists design experiments, collect data, and push the limits of knowledge.

A person pouring a dark liquid, likely a sauce or dressing, into a glass jar filled with sliced cucumbers or other
Science 11 min

What Is Fermentation?

Fermentation is a metabolic process where microorganisms convert sugars into acids, gases, or alcohol. Learn how it works in food, drinks, and industry.

A man crouching down and holding a net full of fish
Science 9 min

What Is Fish Farming?

Fish farming, formally called aquaculture, is the practice of breeding, raising, and harvesting fish, shellfish.

A man in a white lab coat sitting at a desk in a laboratory setting, looking intently at a computer screen
Science 11 min

What Is Fluid Dynamics?

Fluid dynamics is the branch of physics that studies how fluids — both liquids and gases — move and the forces acting on them during that motion.

A bearded man in a lab coat and safety glasses, holding a flask containing a yellow liquid, likely conducting an experiment
Science 10 min

What Is Food Chemistry?

Food chemistry is the branch of chemistry that studies the chemical composition of food, the chemical changes food undergoes during processing, cooking.

A woman in a lab coat and protective gear, working with various laboratory equipment and chemicals
Science 10 min

What Is Food Science?

Food science is the applied discipline that uses biology, chemistry, and engineering to study the nature of food, the causes of its deterioration.

Forensic anthropology is the application of physical anthropology and human osteology (the study of bones) to legal
Science 9 min

What Is Forensic Anthropology?

Forensic anthropology is the application of physical anthropology and human osteology (the study of bones) to legal proceedings.

A man and a woman sitting at a desk, focused on a laptop screen
Science 9 min

What Is Forensic Psychology?

Forensic psychology is the application of psychological science and clinical practice to questions and issues relating to law and the legal system.

A woman wearing a white lab coat and safety goggles, standing in a laboratory setting
Science 10 min

What Is Forensic Science?

Forensic science applies scientific methods to criminal and civil investigations, from DNA analysis and fingerprinting to toxicology and digital evidence.

A man in an orange vest and hat is crouched down and looking at a smartphone in a forest setting
Science 9 min

What Is Forestry?

Forestry is the science, art, and practice of managing forests, woodlands, and associated resources for human benefit and ecological health.

A man in a hat and leather jacket carefully excavates a fossil in a desert setting
Science 10 min

What Is Fossil Collecting?

Fossil collecting is the practice of searching for, extracting, and preserving the fossilized remains and traces of organisms that lived in the geological.

A complex, intricate, and visually striking pattern of interconnected lines and shapes, resembling a natural or organic form
Science 13 min

What Is Fractal Geometry?

Fractal geometry is a branch of mathematics that studies shapes and structures exhibiting self-similarity.

A colorful frog with large eyes sits on a pond surface, surrounded by floating leaves and other aquatic plants
Science 9 min

What Is Freshwater Biology?

Freshwater biology is the scientific study of living organisms and ecological processes in freshwater environments — rivers, streams, lakes, ponds, wetlands.

A man in a lab coat is working on a piece of equipment in a laboratory setting
Science 10 min

What Is Gas Dynamics?

Gas dynamics — also called compressible flow or compressible fluid dynamics — is the branch of fluid mechanics that studies the motion of gases when density.

A man with a beard wearing a white lab coat, standing in a laboratory setting with various scientific equipment
Science 9 min

What Is General Relativity?

General relativity is Albert Einstein's theory of gravitation, published in 1915.

A woman in a white lab coat examining a sample under a microscope in a laboratory setting
Science 10 min

What Is Genetics?

Genetics studies genes, heredity, and variation in living organisms — from DNA structure to gene editing, inheritance patterns, and modern biotechnology.

Geochemistry is the scientific discipline that uses chemistry principles to study the composition, structure
Science 8 min

What Is Geochemistry?

Geochemistry is the scientific discipline that uses chemistry principles to study the composition, structure.

A woman in a blue jacket is crouched down and examining something in her hands, which appears to be a small object or tool
Science 8 min

What Is Geochronology?

Geochronology is the science of determining the ages of rocks, fossils, and geological events using radiometric dating and other time-measuring methods.

Geodesy is the science of measuring and understanding Earth's shape, gravity field, and orientation in space
Science 8 min

What Is Geodesy?

Geodesy is the science of measuring and understanding Earth's shape, gravity field, and orientation in space — the foundation of GPS, mapping, and surveying.

A group of people standing on a cliff, overlooking a valley with mountains in the background
Science 8 min

What Is Geography?

Geography is the scientific study of places, spaces, and the relationships between people and their environments.

A woman in a tan jacket and backpack is crouched on a rocky mountain, closely examining something with a magnifying glass
Science 9 min

What Is Geology?

Geology is the scientific study of Earth — its structure, composition, the physical and chemical processes that shape it.

Geomagnetism is the study of Earth's magnetic field — its origin in the liquid iron core
Science 9 min

What Is Geomagnetism?

Geomagnetism is the study of Earth's magnetic field — its origin in the liquid iron core, its role shielding life from solar wind, and its periodic reversals.

Geometry is the branch of mathematics studying shapes, sizes, positions, and spatial relationships
Science 11 min

What Is Geometry?

Geometry is the branch of mathematics studying shapes, sizes, positions, and spatial relationships. Learn about Euclidean, non-Euclidean, and modern geometry.

A rocky cliff face with a small plant growing on it, set against a backdrop of mountains and a valley
Science 9 min

What Is Geomorphology?

Geomorphology studies how Earth's landforms are shaped by erosion, weathering, tectonics, and other forces. Learn about the science behind landscapes.