Physics
Accelerate your understanding of how matter and energy work. These physics resources introduce the history of the field and simplify its major theories and laws.

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Terminal Velocity and Free Fall

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Introduction to Vector Mathematics

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An Introduction to Brownian Motion

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What Is Entropy and How to Calculate It

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What Speed Actually Means in Physics

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What Is Velocity in Physics?

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An Introduction to Density: Definition and Calculation

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Calculating Torque

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A Scientific Way to Define Heat Energy

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What Is the Definition of "Matter" in Physics?

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Moment of Inertia Formulas

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Introduction to the Major Laws of Physics

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Pressure Definition, Units, and Examples

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6 Kinds of Simple Machines

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Surface Tension  Definition and Experiments

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The 4 Fundamental Forces of Physics

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Temperature Definition in Science

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Thermodynamics: Adiabatic Process

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The Physics of a Car Collision

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Hypothesis, Model, Theory, and Law

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Huygens' Principle of Diffraction

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How a Lever Works

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Oscillation and Periodic Motion in Physics

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What Is Viscosity in Physics?

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How Physics Works

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Understanding What Fluid Dynamics is

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What Is Mass?

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Nuclear Isomer Definition and Examples

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The Basics of Physics in Scientific Study

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Movies That Realistically Present Physics

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Stellar Nucleosynthesis: How Stars Make All of the Elements

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Interference, Diffraction & the Principle of Superposition

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What Is Dry Ice?

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Multiverse Definition and Theory

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Kelvin's "Clouds" Speech

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Understanding Momentum in Physics

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What Is an Isothermal Process in Physics?

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Understanding Time Dilation Effects in Physics

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How to Define Acceleration

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What You Should Know About Electronics and Electricity

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Kirchhoff's Laws for Current and Voltage

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Definition of Force in Physics

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What Is Isobaric Process?

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Impulse  Force Over Time

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Quantum Zeno Effect

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What Is the Definition of Work in Physics?

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Turkey Cooking: Physics and Thermodynamics

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Popular Physics Myths

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Definition of Torque in Physics

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The Different Fields of Physics

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What Skills Do I Need to Study Physics?

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Inertia and the Laws of Motion

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What Is the SteadyState Theory in Cosmology?

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Energy: A Scientific Definition

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Perfectly Inelastic Collision

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The Isochoric Process

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Superconductor Definition, Types, and Uses

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Electromagnetic Induction

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What Is the Definition of Power in Physics?

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Cathode Ray History

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Definition of Quarks in Physics

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What Is a Photon in Physics?

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What Is Conduction?

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Does the Ice Diet Work?

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How RoomTemperature Superconductivity Could Change the World

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Particle Physics Fundamentals

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Fundamental Physical Constants

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Five Great Problems in Theoretical Physics

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Using Significant Figures in Precise Measurement

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Wave Particle Duality and How It Works

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What Is Moment of Inertia in Physics?

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Creating a Mad Scientist Costume

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Young's Double Slit Experiment

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Defining the Meissner Effect in Quantum Physics

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How Does Doppler Radar Work?

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Supersymmetry: A Possible Ghostly Connection Between Particles

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Electrical Current

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Television Shows for Physicists

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Voltage Definition in Physics

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Physics: Fermion Definition

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The Large Hadron Collider and the Frontier of Physics

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What Is a Boson?

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Density of Common Substances

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What You Need to Know About the Weak Force

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International System of Measurement (SI)

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Closed Timelike Curve

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What Is a Transistor?

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A History of Ancient Greek Physics

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The Doppler Effect for Sound Waves

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History and Properties of MTheory

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An Idealized Model in Physics

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Fluid Statics

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Copernican Principle

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A Biographical Profile of Neil deGrasse Tyson

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'Cosmos: A Spacetime Odyssey' Episode 1 Recap and Review

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What is an Inelastic Collision in Physics?

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Specific Gravity

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Gravitational Waves

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The Cyclotron and Particle Physics

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Science Comic Books

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Mathematical Properties of Waves

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Books About the Higgs Boson

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What is a Synchrotron?

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Sublimation

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Sources of Power Production

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Why Should You Study Physics?

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Is Invisibility Possible?

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Ohm's Law

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Dark Energy in Physics

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Can Science Prove Anything?

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Free Falling Body  Worked Physics Problem

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What Is Elastic Collision?

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Definition of a Phase Diagram

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How Lasers Work

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Angular Velocity

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Proton Definition

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BoseEinstein Condensate

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Wormhole

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What Are Clarke's Laws?

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Olbers' Paradox  Why the Night Sky Is Dark

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Definition of 'Brane'

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All About the Muon

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Dimensional Analysis: Know Your Units

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Neutrino

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What Is an Electric Field? Definition, Formula, Example

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How Does Static Electricity Work?

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What Is the Shear Modulus?

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What Is Magnetism? Definition, Examples, Facts

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The History of Gravity

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The Relationship Between Electricity and Magnetism

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What Is Young's Modulus?

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What Is Natural Frequency?

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Doppler Effect in Light: Red & Blue Shift

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What Is Buoyant Force? Origins, Principles, Formulas

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The Science of Magnetic Field Lines

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History of the MichelsonMorley Experiment

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Introduction to Newton's Laws of Motion

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Newton's Law of Gravity

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OneDimensional Kinematics: Motion Along a Straight Line

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Can Anything Move Faster Than the Speed of Light?

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TwoDimensional Kinematics: Motion in a Plane

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Einstein's Theory of Relativity

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Quantum Physics Overview

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How Quantum Levitation Works

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The Basics of String Theory

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The Copenhagen Interpretation of Quantum Mechanics

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The Photoelectric Effect

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De Broglie Hypothesis

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What Is Quantum Optics?

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EPR Paradox in Physics

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Using Quantum Physics to "Prove" God's Existence

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Everything You Need to Know About Bell's Theorem

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Understanding the "Schrodinger's Cat" Thought Experiment

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Understanding the Heisenberg Uncertainty Principle

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What Is Blackbody Radiation?

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What the Compton Effect Is and How It Works in Physics

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The Many Worlds Interpretation of Quantum Physics

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Can Quantum Physics Be Used to Explain the Existence of Consciousness?

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Quantum Entanglement in Physics

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How the Dirac Delta Function Works

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The Discovery of the Higgs Energy Field

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Quantum Computers and Quantum Physics

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What Is Quantum Gravity?

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What is the Casimir Effect?

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Albert Einstein: What Is Unified Field Theory?

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Erwin Schrödinger and the Schrödinger's Cat Thought Experiment

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Joseph Henry, First Secretary of the Smithsonian Institution

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Leo Szilard, Creator of Manhattan Project, Opposed Use of Atomic Bomb

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Heinrich Hertz, Scientist Who Proved Existence of Electromagnetic Waves

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Biography of John Bardeen, Nobel PrizeWinning Physicist

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Life of Léon Foucault, Physicist Who Measured the Speed of Light

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Biography of Christian Doppler, Mathematician and Physicist

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Life and Work of Gustav Kirchhoff, Physicist

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Biographical Profile of Niels Bohr

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Biography of Brian Cox

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Biography of Hans Bethe

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Biography of Stephen Hawking, Physicist and Cosmologist

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Books by and About Stephen Hawking

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Niels Bohr Institute

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Books About Albert Einstein and Relativity

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Biography of Physicist Paul Dirac

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1987 Nobel Prize in Physics

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Leonard Susskind Bio

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The Life and Work of Albert Einstein

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What Is ModelDependent Realism?

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Michio Kaku Biography

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Pictures of Albert Einstein

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What Is the Zeroth Law of Thermodynamics?

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What Is Bulk Modulus?

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What Is Latent Heat? Definition and Examples

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Laws of Thermodynamics

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What Is Specific Volume?

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What Is a Thermodynamic Process?

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Kinetic Molecular Theory of Gases

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Understanding the Method of Calorimetry

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An Overview of Thermodynamics

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Calculating Heat Current

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Introduction to Heat Transfer: How Does Heat Transfer?

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What Is the Boltzmann Brains Hypothesis?

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Description & Origins of Inflation Theory

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Why Do Stars Burn and What Happens When They Die?

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Understanding Cosmology and Its Impact

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Does Time Really Exist?

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What Physicists Mean by Parallel Universes

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What Is the Twin Paradox? Real Time Travel

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Why Everyone Should (And Can) Read Neil deGrasse Tyson’s New Book

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Is Time Travel Possible?

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Understanding the BigBang Theory

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Are There Multiple Universes?

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LIGO  Laser Interferometer GravitationalWave Observatory

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What Is the Anthropic Principle?

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What is a Black Hole?

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Black Holes and Hawking Radiation