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Einstein-Rosen Bridge: Wormholes, Time Travel, and Black Holes

By: Jeffrey Donaldson

Converting Pounds, Kilograms, Newtons, & Slugs: Physics Units for Mass, Weight, & Force Often Converted Incorrectly

By: Feature Writer Paul A. Heckert

Obama's Energy Secretary Suggests White Roofs: Physics of Chu's Claim Reflective Surfaces Will Slow Global Warming

By: Feature Writer Paul A. Heckert

What are Electron Volts: eVs & MeVs Are Units of Energy for Fundamental Elementary Particles

By: Feature Writer Paul A. Heckert

What are Calories, Joules, BTUs, and Ergs: Units To Measure Energy and Work in Physics and Other Sciences

By: Feature Writer Paul A. Heckert

Why There Is no Atmosphere on the Moon: Weak Gravity Allows Gas Atoms to Escape so no Air on Small Planets

By: Feature Writer Paul A. Heckert

Spring Tonic for Lakes and Ponds: Melting Ice Rejuvenates Large Bodies of Water in Spring

By: Feature Writer Albert Burchsted

Understanding Density and Specific Gravity: Mass Divided by Volume is a Property of the Type of Material

By: Feature Writer Paul A. Heckert

Discoveries in Physics 2008: Ten of the Most Exciting Breakthroughs During the Year

By: Feature Writer Martha R. Gore

Relatively Speaking: Dimensions and Relativity

By: Scott Hermanson

Hadron Composite Particles: Baryons and Mesons

By: Scott Hermanson

Simplified Nuclear Fission and Fusion for Kids: Two Types of Reactions Fuse Light Atoms or Split Heavy Elements

By: Feature Writer Paul A. Heckert

Why do Hot Air Balloons Fly: How the Ideal Gas Law and Archimedes's Principle Apply to Ballooning

By: Feature Writer Paul A. Heckert

Understanding the Ideal Gas Law: Boyle's & Charles' Laws and Pressure, Volume & Temperature of Gasses

By: Feature Writer Paul A. Heckert

Nanotechnology Mimics Nature's Adhesive: A Glue Which Uses the Gecko's Remarkable Feet as its Inspiration

By: Isaac M. McPhee

Fermi Problems Physics Estimation: Physicists Often Use Order of Magnitude or Power of Ten Estimates

By: Feature Writer Paul A. Heckert

Interference of Coherent Light Waves: Young's Double-Slit Formula Used for Measurement of Wavelength

By: Harry P. Schlanger

College Physics Laboratory Tips: How to Succeed in a Conceptual, Algebra, or Calculus Based Lab

By: Feature Writer Paul A. Heckert

Success in College Physics Classes: How Students Can Succeed in a Calculus or Algebra Based Course

By: Feature Writer Paul A. Heckert

Selecting the Right Physics Course: Introductory Classes Can Be Conceptual, Algebra-, or Calculus-Based

By: Feature Writer Paul A. Heckert

The Large Scale of the Universe: A Journey from Deep Space to the Earth

By: Robert Harrand

The Small Scale of the Universe: A Journey from Our World to the Limits of Knowledge

By: Robert Harrand

Understanding Convection Currents: Convective Heat Energy Transfer in a Circulating Liquid or Gas

By: Feature Writer Paul A. Heckert

Physics of Blood Pressure: Physical Meaning of Diastolic, Systolic, High, or Low Readings

By: Feature Writer Paul A. Heckert

Measuring Sound Intensity and Loudness: Adopting the Decibel Scale to Objectively Measure Sound

By: Harry P. Schlanger

Diffraction of Sound Waves: The Bending of Pressure Waves Around Obstacles or Narrow Openings

By: Harry P. Schlanger

Representing Sound as Pressure Waves: Longitudinal Wave Characteristics Travelling Through Different Media

By: Harry P. Schlanger

Latent Heat Fusion & Vaporization: Energy Needed for Phase Change Between Solid, Liquid, & Gas

By: Feature Writer Paul A. Heckert

Why Continental Climates are Extreme: Heat Capacity of Large Water Bodies Moderates Temperatures

By: Feature Writer Paul A. Heckert

Specific Heat Capacity: Thermal Energy Needed To Change an Object's Temperature

By: Feature Writer Paul A. Heckert

Temperature and Heat Content: Random Molecular Kinetic Energy and Total Thermal Energy

By: Feature Writer Paul A. Heckert

Physics of Weight Loss Programs: Conservation of Energy, Exercise, Diets, & Staying or Becoming Slim

By: Feature Writer Paul A. Heckert

Physics of Sweating: Why Evaporating Sweat Cools our Bodies in Hot Weather

By: Feature Writer Paul A. Heckert

Weight of Earth's Atmosphere: Gravity, Force, and Pressure in Fluids & the Power of Physics

By: Feature Writer Paul A. Heckert

Understanding Pascal's Principle: Pascal, Pressure, Force, Physics of Fluids, & Hydraulic Engineering

By: Feature Writer Paul A. Heckert

Understanding Pressure in Physics: The Physical Concept of Force Divided by Area and its Applications

By: Feature Writer Paul A. Heckert

The PN Diode as a Circuit Switch: Using the Ideal Diode Concept of a Switch to Analyse Simple Circuits

By: Harry P. Schlanger

The Twin Paradox: One of Special Relativity's Most Important Thought Experiments

By: Isaac M. McPhee

Traveling at the Speed of Light: Albert Einstein's Special Relativity and Cosmic Speed Limits

By: Isaac M. McPhee

What is a Black Hole? The Origin and Present Perspective on these Cosmic Wonders

By: Isaac M. McPhee

Archimedes' Principle: Archimedes, Buoyant Force, Floating Objects, and a Gold Crown

By: Feature Writer Paul A. Heckert

Quantum Cryptography: The Frontiers of Secrecy

By: Isaac M. McPhee

The Legacy of General Relativity: Einstein’s Greatest Theory and its Effect on the Scientific World

By: Isaac M. McPhee

Gravity and General Relativity: Einstein's Revolutionary Theory of Curved Spacetime

By: Isaac M. McPhee

Relativity and Bending Light: Albert Einstein’s Most Famous Prediction of General Relativity

By: Isaac M. McPhee

The Equivalence Principle: Einstein's "Happiest Thought" and the General Theory of Relativity

By: Isaac M. McPhee

The Universe's Fourth Dimension: Herman Minkowski, Albert Einstein, and the Creation of Space-Time

By: Isaac M. McPhee

Nuclear Chain Reactions: How Atomic Weapons Really Work

By: Isaac M. McPhee

The Equivalence of Mass and Energy: Special Relativity and E = mc²

By: Isaac M. McPhee

The Addition of Velocities: How Special Relativity and the Constant Speed Affect Measurement

By: Isaac M. McPhee

Time and Space Dilation: Einstein's Answer to the Problem with the Speed of Light

By: Isaac M. McPhee

The Lorentz Transformation: Reconciling Space and Time with the Speed of Light

By: Isaac M. McPhee

Simultaneity and Relativity: Proof of The Flexibility of Time and Space

By: Isaac M. McPhee

Relativity and Electromagnetism: The Problem with the Speed of Light

By: Isaac M. McPhee

The Speed of Light: How The Study of Electromagnetism Affected Science

By: Isaac M. McPhee

The Study of Light: The History of Illumination

By: Isaac M. McPhee

Galilean Relativity: So Many Trains, so Little Time

By: Isaac M. McPhee

Induction vs. Deduction in Science: The Techniques Involved in Creating a Good Scientific Theory

By: Isaac M. McPhee

What are Vectors and Scalars: Types of Quantities in Physics Depend on Importance of Direction

By: Feature Writer Paul A. Heckert

Understanding Mass and Weight: Fundamental Physics Concepts Related by Acceleration due to Gravity

By: Feature Writer Paul A. Heckert

Understanding Mass: Fundamental Quantity in Physics Measures the Amount of Matter

By: Feature Writer Paul A. Heckert

The Third Law of Thermodynamics: Carnot Cycle, Efficiency, Heat Engines, and Absolute Zero

By: Feature Writer Paul A. Heckert

Physics and Investment Fraud: Apply the Laws of Thermodynamics to Avoid Investor Scam

By: Feature Writer Paul A. Heckert

Perpetual Motion Machine: Violates First or Second Laws of Thermodynamics

By: Feature Writer Paul A. Heckert

Temperature Scales and Conversions: Fahrenheit, Celsius, Centigrade, Kelvin, and Converting Between Them

By: Feature Writer Paul A. Heckert

The Second Law of Thermodynamics: Entropy Increases and Efficiency of Heat Engines Is Less Than 100%

By: Feature Writer Paul A. Heckert

The First Law of Thermodynamics: Conservation of Energy in Disguise; Work Output Cannot Exceed Input

By: Feature Writer Paul A. Heckert

The Laws of Thermodynamics: Three Basic Principles Govern Thermal Physics, Heat, & Work

By: Feature Writer Paul A. Heckert

Microwave Ovens Heat Food Unevenly: Constructive and Destructive Interference of Electromagnetic Waves

By: Feature Writer Paul A. Heckert

Why no Metal in Microwave Ovens? Can Metallic Objects Be Inside; What About the Interior Walls?

By: Feature Writer Paul A. Heckert

How Do Microwave Ovens Work? Heating Water Molecules in Food with Electromagnetic Waves

By: Feature Writer Paul A. Heckert

Is Time Travel Possible? From Einstein to Hawking to The Multiverse Theory

By: Rebecca Turner

The Parallel Universe: Does The Multiverse Provide A Theory of Everything?

By: Rebecca Turner

Physical Fundamental Quantities: What is anything really?

By: Katharine M. J. Osborne

Why Is Ultraviolet Light Harmful? Protecting your skin from sun damage

By: Katharine M. J. Osborne

States of Matter: A Comprehensive list

By: Katharine M. J. Osborne

Plasma: Ionized Matter

By: Katharine M. J. Osborne

Physics vs. Metaphysics: The Big Questions

By: Katharine M. J. Osborne

Cymatics: The Art of Sound

By: Katharine M. J. Osborne

Bernoulli's Principle and Storms: Why a Tornado or Hurricane Can Lift the Roof off a House

By: Feature Writer Paul A. Heckert

Bernoulli Effect While Driving: Examples of Bernoulli's Principle: Convertibles and Passing Traffic

By: Feature Writer Paul A. Heckert

Doppler Effect for Moving Objects: A Red Shift or Blue Shift in Light and a Pitch Change in Sound

By: Feature Writer Paul A. Heckert

Einstein's General Relativity: A Simplified Explanation of the General Theory of Relativity

By: Feature Writer Paul A. Heckert

The Physics of the Buffyverse: Book Review

By: Katharine M. J. Osborne

Basic or Applied Research: Basic Research, X-rays, and Unforeseen Applications

By: Feature Writer Paul A. Heckert

Einstein's Special Relativity: Time Dilation, Lorentz Contraction, and Other Relativity Effects

By: Feature Writer Paul A. Heckert

Bernoulli's Principle Examples: Airplane Wings and Curve Balls Use Bernoulli's Principle

By: Feature Writer Paul A. Heckert

Physics Homework Help: A Strategy for Solving Physics Homework Problems

By: Feature Writer Paul A. Heckert

Review: The Physics Classroom: Basic Help for High School Physics

By: Katharine M. J. Osborne

Beyond the Big Bang: The Accelerated Expansion of the Universe

By: Katharine M. J. Osborne

The Best Modern Books on Physics: Lighter reading than you might think

By: Katharine M. J. Osborne

Absolute Zero: When It's Very Cold

By: Katharine M. J. Osborne

Answers to Puzzles of the Elements: Fun with symbols, units, and constants

By: Katharine M. J. Osborne

Puzzles of the Elements: Fun with symbols, units, and constants

By: Katharine M. J. Osborne

Energy and Information: The Dance of Particles and Bits

By: Katharine M. J. Osborne

Ball Lightning: An Enigma of Electromagnetism

By: Katharine M. J. Osborne

Book Review: Flatland: A perfect primer on higher dimensions

By: Katharine M. J. Osborne

The Peculiar Vocabulary of Physics: Naming Strange New Things

By: Katharine M. J. Osborne

Book Review: Quantum Enigma: Quantum Physics Connects with Consciousness

By: Katharine M. J. Osborne

Dark Matter: Searching for the Elusive Mass of the Universe

By: Katharine M. J. Osborne

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