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Science

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

247 articles — Page 1 of 9

A breathtaking view of a massive glacier with towering ice formations and a serene body of water in the foreground
Science 14 min

What Is Climate Change?

Climate change is the long-term shift in global temperatures and weather patterns. Learn about causes, effects, scientific evidence, and solutions.

Abstract algebra studies algebraic structures like groups, rings, and fields
Science 13 min

What Is Abstract Algebra?

Abstract algebra is the branch of mathematics that studies algebraic structures — groups, rings, fields, and other systems.

A commercial airplane flying through the sky, with a dramatic effect of light trails or streaks behind it, suggesting high
Science 13 min

What Is Aerodynamics?

Aerodynamics is the branch of physics that studies how air moves around solid objects and the forces that result from that movement.

A sound mixing console with various knobs and buttons, creating a visually striking and detailed composition
Science 13 min

What Is Acoustics?

Acoustics is the science of sound: how it's produced, transmitted, and received. Learn about sound waves, architectural acoustics, noise control, and more.

A person's hands gently holding a young plant sprouting from the soil in a lush, green field
Science 13 min

What Is Agriculture?

Agriculture is the practice of cultivating plants, raising animals, and processing natural resources to produce food, fiber, and fuel.

A young plant sprouting from the soil in a field
Science 12 min

What Is Agronomy?

Agronomy is the science of soil management and crop production. Learn how agronomists feed the world through plant breeding, soil health, and farming systems.

Algebra explained clearly: variables, equations, functions, and why this branch of math matters far beyond the classroom
Science 13 min

What Is Algebra?

Algebra is the branch of mathematics that uses letters and symbols to represent numbers and quantities in equations and formulas.

A person's hands holding a knife, cutting through a red, flesh-like object, which appears to be a model or anatomical model
Science 13 min

What Is Anatomy?

Anatomy is the study of body structure in living organisms. Learn about gross and microscopic anatomy, organ systems, history, and why it matters in medicine.

A tiger resting in the grass, its gaze directed off to the side
Science 12 min

What Is Animal Behavior?

Animal behavior is the scientific study of how animals act, interact, and respond to their environment — covering instinct, learning, and communication.

A woman in a hat and jacket is sitting on a rock, looking down at it, with a group of people in the background
Science 12 min

What Is Anthropology?

Anthropology is the study of humans—past and present—across cultures, biology, language, and societies. Learn its branches, methods, and why it matters.

A beekeeper in protective gear carefully inspecting a honeycomb frame
Science 11 min

What Is Apiculture (Beekeeping)?

Apiculture is the practice of managing honey bee colonies to produce honey, wax, and pollination services. Learn how beekeeping works and why it matters.

A man with curly hair and glasses sitting at a desk, working on a tablet computer
Science 11 min

What Is Applied Mathematics?

Applied mathematics uses math techniques to solve real-world problems in engineering, physics, biology, and finance. Learn how it works and why it matters.

A man with a long beard and a blue cap is shown reaching into a body of water, surrounded by a net filled with small fish
Science 9 min

What Is Aquaculture?

Aquaculture is the controlled breeding, raising, and harvesting of aquatic organisms — including fish, shellfish, seaweed, and other species — in freshwater.

Archaeology is the study of human history through physical remains like artifacts, buildings, and bones
Science 10 min

What Is Archaeology?

Archaeology is the study of human history through physical remains like artifacts, buildings, and bones. Learn about methods, famous discoveries, and careers.

A person using a smartphone to view the night sky through a telescope
Science 10 min

What Is Astronomy?

Astronomy is the scientific study of celestial objects, space, and the universe. Learn about stars, planets, galaxies, and the methods astronomers use.

A woman in a dark suit is working at a computer in a futuristic, blue-lit room
Science 10 min

What Is Astrophysics?

Astrophysics applies physics to understand how stars, galaxies, and the universe work. Learn about its methods, discoveries, and biggest unsolved questions.

Behavioral psychology studies how behavior is learned through conditioning and environmental stimuli
Science 9 min

What Is Behavioral Psychology?

Behavioral psychology studies how behavior is learned through conditioning and environmental stimuli. Learn about Pavlov, Skinner, and modern applications.

Biochemistry studies chemical processes in living organisms
Science 9 min

What Is Biochemistry?

Biochemistry studies chemical processes in living organisms. Learn about proteins, DNA, metabolism, enzymes, and how life works at the molecular level.

A group of scientists in a laboratory setting, focused on a microscope and examining a sample
Science 9 min

What Is Biology?

Biology is the scientific study of living organisms and life processes. Learn about cells, genetics, evolution, ecosystems, and the major branches of biology.

Biomechanics applies physics and engineering to biological movement
Science 9 min

What Is Biomechanics?

Biomechanics is the science that applies the principles of mechanics — the branch of physics dealing with forces and motion — to biological systems.

A bearded man in a lab coat and glasses is intently examining a sample under a microscope in a well-equipped laboratory
Science 9 min

What Is Biophysics?

Biophysics is the interdisciplinary science that applies the theories, methods, and mathematical tools of physics to understand how biological systems work.

A person wearing gloves is standing in a field of flowers, holding a small plant in their hands
Science 10 min

What Is Botany?

Botany is the scientific study of plants — their structure, physiology, genetics, ecology, distribution, classification, and evolutionary relationships.

The woman is writing on a chalkboard
Science 10 min

What Is Calculus?

Calculus is the branch of mathematics studying continuous change through derivatives and integrals, used in physics, engineering, economics, and beyond.

Carbohydrate chemistry is the branch of organic chemistry and biochemistry that studies the structure, properties, synthesis
Science 9 min

What Is Carbohydrate Chemistry?

Carbohydrate chemistry is the branch of organic chemistry and biochemistry that studies the structure, properties, synthesis.

Cartography is the science, art, and technology of creating maps
Science 8 min

What Is Cartography?

Cartography is the science, art, and technology of creating maps — visual representations of spatial relationships that communicate geographic information.

Cell biology is the scientific discipline that studies cells — the basic structural, functional
Science 10 min

What Is Cell Biology?

Cell biology is the scientific discipline that studies cells — the basic structural, functional, and biological units of all known living organisms.

The woman in the image is holding a bowl of cereal and appears to be in a laboratory setting
Science 8 min

What Is Cereal Science?

Cereal science is the interdisciplinary study of cereal grains — their biology, genetics, chemistry, processing, and end-use quality.

A man in a lab coat is conducting an experiment with various chemicals in a laboratory setting
Science 12 min

What Is Chemistry?

Chemistry is the science of matter and how substances interact, bond, and transform. Learn about atoms, molecules, reactions, and why chemistry matters.

A laboratory setting with various test tubes containing colorful liquids, suggesting a scientific or research environment
Science 11 min

What Is Chromatography?

Chromatography separates mixtures into individual components for analysis. Learn how it works, its types, and its uses in labs, forensics, and industry.

The interior of a train, with various mechanical and electronic equipment, and a scenic view of mountains and trees outside
Science 10 min

What Is Classical Mechanics?

Classical mechanics explains how objects move under the influence of forces. Learn Newton's laws, energy, momentum, and why this physics still matters.