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Participate in expert physics discussion. Discussion on the nature and properties of matter and energy. This area is for topics that don't fit the other categories. Mainstream physics only.

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Undergrad History of Energy: How it Came to Be

Dec 22, 2004 · Replies 1 · Dec 23, 2004

Replies: 1

Views: 2K

How does string theory support the concept of a collective consciousness?

Dec 1, 2004 · Replies 18 · Dec 22, 2004

Replies: 18

Views: 3K

Graduate The Meaning of Inertia: A Look at Gravitational Attraction

Dec 1, 2004 · Replies 6 · Dec 22, 2004

Replies: 6

Views: 8K

Graduate Complete Standard Model & Quantum Mechanics Guide

Dec 21, 2004 · Replies 2 · Dec 22, 2004

Replies: 2

Views: 3K

Graduate How Does Feynman's Perspective on Physics Inspire You?

Dec 21, 2004 · Replies 3 · Dec 21, 2004

Replies: 3

Views: 3K

Anti-gravity machine in your garage

Dec 9, 2004 · Replies 46 · Dec 21, 2004

2

Replies: 46

Views: 11K

Graduate Q&A Interview with Physicist Michio Kaku

Dec 21, 2004 · Replies 0 · Dec 21, 2004

Replies: 0

Views: 4K

High School What Is Fire and Why Is It Colored and Shaped That Way?

Dec 19, 2004 · Replies 4 · Dec 20, 2004

Replies: 4

Views: 4K

Graduate Can Physics Incorporate 'WHY' Questions Beyond 'HOW'?

Dec 18, 2004 · Replies 7 · Dec 19, 2004

Replies: 7

Views: 2K

Graduate Can We Achieve Faster-Than-Light Travel with Alcubierre's Warp Drive?

Dec 17, 2004 · Replies 15 · Dec 19, 2004

Replies: 15

Views: 4K

Undergrad What concepts of General Chemistry are important in Physics?

Dec 17, 2004 · Replies 9 · Dec 18, 2004

Replies: 9

Views: 4K

High School Is Guam's Fate Sealed by a Massive Tidal Wave?

Dec 16, 2004 · Replies 9 · Dec 17, 2004

Replies: 9

Views: 3K

Graduate Is Space Possible Without Matter?

Dec 12, 2004 · Replies 8 · Dec 17, 2004

Replies: 8

Views: 2K

Graduate Starships A & B: Relative Velocity & Time Interval

Nov 25, 2004 · Replies 21 · Dec 17, 2004

Replies: 21

Views: 5K

Find a Night Owl to Discuss Physics & Chemistry

Dec 16, 2004 · Replies 19 · Dec 17, 2004

Replies: 19

Views: 4K

Undergrad Music: conical vs cylindrical instruments

Dec 10, 2004 · Replies 14 · Dec 14, 2004

Replies: 14

Views: 7K

Undergrad Why Do Race Cars Use Wide Tires Despite Independent Frictional Forces?

Dec 12, 2004 · Replies 7 · Dec 13, 2004

Replies: 7

Views: 33K

High School Which Bulb Shines Brighter: X or Y?

Dec 11, 2004 · Replies 6 · Dec 11, 2004

Replies: 6

Views: 6K

Undergrad Looking for a coffe table magazine / journal

Dec 8, 2004 · Replies 4 · Dec 10, 2004

Replies: 4

Views: 2K

High School Is Percentage of Uncertainty Equivalent to Uncertainty?

Dec 9, 2004 · Replies 5 · Dec 9, 2004

Replies: 5

Views: 3K

Undergrad How to win at a casino using physics and math

Dec 7, 2004 · Replies 3 · Dec 9, 2004

Replies: 3

Views: 2K

Undergrad What Happens to the Wooden Block in an Elevator?

Dec 6, 2004 · Replies 5 · Dec 9, 2004

Replies: 5

Views: 3K

Undergrad Energy from the Vacuum? Real or BS?

Oct 29, 2004 · Replies 40 · Dec 8, 2004

2

Replies: 40

Views: 12K

High School What Are the Essential Physical Properties of a Stainless Steel Knife?

Dec 7, 2004 · Replies 9 · Dec 8, 2004

Replies: 9

Views: 3K

Is it me or is this really in Greek?

Dec 7, 2004 · Replies 3 · Dec 8, 2004

Replies: 3

Views: 2K

High School Physics misused in advertising (that most people wouldnt notice)

Dec 1, 2004 · Replies 61 · Dec 5, 2004

3

Replies: 61

Views: 9K

Which Physics and Mathematics Coffee Table Books Are Must-Reads?

Dec 3, 2004 · Replies 11 · Dec 5, 2004

Replies: 11

Views: 7K

Undergrad Quick 'n' easy question about doppler effect

Dec 4, 2004 · Replies 3 · Dec 4, 2004

Replies: 3

Views: 3K

Undergrad A Room of Infinite Reflection: How Bright Will It Get?

Nov 25, 2004 · Replies 6 · Dec 4, 2004

Replies: 6

Views: 3K

Graduate Elastic Collision of Rod and Cube: Dynamics Unveiled

Nov 29, 2004 · Replies 24 · Dec 3, 2004

Replies: 24

Views: 4K

Anybody here older than time itself?

Dec 2, 2004 · Replies 15 · Dec 3, 2004

Replies: 15

Views: 4K

High School What is the Specific Gravity of Brass?

Dec 2, 2004 · Replies 2 · Dec 3, 2004

Replies: 2

Views: 12K

Motionless Electromagnetic Generator ( MEG )

Dec 2, 2004 · Replies 3 · Dec 2, 2004

Replies: 3

Views: 10K

High School Definition of Erg - Physics & Math Explained

Dec 2, 2004 · Replies 2 · Dec 2, 2004

Replies: 2

Views: 5K

Is Joining the American Physical Society Worth It for Undergrad Students?

Dec 1, 2004 · Replies 7 · Dec 2, 2004

Replies: 7

Views: 3K

What is your greatest achievement in physics?

Nov 10, 2004 · Replies 29 · Dec 1, 2004

Replies: 29

Views: 6K

Is Teleportation the Next Frontier in Future Science?

Aug 16, 2004 · Replies 5 · Dec 1, 2004

Replies: 5

Views: 2K

Undergrad What Resistance Does an Ohmmeter Read in an Infinite 2x2 Resistor Array?

Nov 20, 2004 · Replies 6 · Nov 30, 2004

Replies: 6

Views: 8K

Undergrad Principle of equal transit times

Nov 27, 2004 · Replies 4 · Nov 27, 2004

Replies: 4

Views: 7K

Learning to Pronounce Dot Cue (\dot{Q})

Nov 27, 2004 · Replies 1 · Nov 27, 2004

Replies: 1

Views: 2K

High School Weight Change for Man Flying East to West

Nov 24, 2004 · Replies 5 · Nov 26, 2004

Replies: 5

Views: 6K

Air Force report calls for $7.5M to study psychic teleportation

Nov 6, 2004 · Replies 4 · Nov 26, 2004

Replies: 4

Views: 3K

Undergrad How Does the Precession of the Equinoxes Impact Zodiac Signs?

Oct 27, 2004 · Replies 11 · Nov 26, 2004

Replies: 11

Views: 4K

High School Long report on timing oscillation. help

Nov 26, 2004 · Replies 1 · Nov 26, 2004

Replies: 1

Views: 3K

World Physics Year: Let's Plan Activities!

Nov 26, 2004 · Replies 1 · Nov 26, 2004

Replies: 1

Views: 2K

High School Is it possible to have negative joules?

Nov 21, 2004 · Replies 6 · Nov 24, 2004

Replies: 6

Views: 27K

Why Do Levitron Spinning Tops Vary in Levitation Time?

Apr 4, 2004 · Replies 2 · Nov 24, 2004

Replies: 2

Views: 3K

High School Calculating Parallel Circuits (IR1, VR1, IT,) etc

Nov 21, 2004 · Replies 2 · Nov 22, 2004

Replies: 2

Views: 4K

Unlock Your Mind: Meet the Greatest Geniuses in History on This Site!

Nov 20, 2004 · Replies 5 · Nov 22, 2004

Replies: 5

Views: 2K

High School What are the different types of constants in physics and math?

Nov 19, 2004 · Replies 2 · Nov 21, 2004

Replies: 2

Views: 2K

High School Unmasking a Pseudoscience: The Tachyon Detector

Nov 18, 2004 · Replies 7 · Nov 20, 2004

Replies: 7

Views: 3K

High School Why Does Stirring Sugar into Coffee Change Pitch?

Nov 20, 2004 · Replies 5 · Nov 20, 2004

Replies: 5

Views: 3K

Undergrad Finding Molecule angles with vectors

Nov 13, 2004 · Replies 3 · Nov 18, 2004

Replies: 3

Views: 2K

Graduate Subjectivity/objectivity indicate new physics

Nov 6, 2004 · Replies 2 · Nov 17, 2004

Replies: 2

Views: 3K

Graduate What is the Latest Advancement in Ion Drive Propellant for Deep Space Missions?

Nov 16, 2004 · Replies 2 · Nov 16, 2004

Replies: 2

Views: 2K

High School How Do Gas Masks Work?

Nov 7, 2004 · Replies 1 · Nov 15, 2004

Replies: 1

Views: 2K

High School Uneven Airflow of a Fan: Explained

Nov 15, 2004 · Replies 3 · Nov 15, 2004

Replies: 3

Views: 4K

Graduate Can the Physics of Consciousness Reveal a Unified Theory of Forces?

Nov 4, 2004 · Replies 17 · Nov 14, 2004

Replies: 17

Views: 4K

High School What Time Is It at the Poles?

Nov 14, 2004 · Replies 2 · Nov 14, 2004

Replies: 2

Views: 2K

High School Measuring Microwave Owen Frequency with a Ruler and Marshmallows

Nov 13, 2004 · Replies 4 · Nov 13, 2004

Replies: 4

Views: 3K

The US and the Possibility of a World Government

Oct 26, 2004 · Replies 23 · Nov 12, 2004

Replies: 23

Views: 5K

High School Figuring Out RCS in Physics - Urgent Quiz Tomorrow

Nov 12, 2004 · Replies 1 · Nov 12, 2004

Replies: 1

Views: 3K

Graduate Is Mass Outside of Space-Time the Ultimate Brain Twister?

Nov 4, 2004 · Replies 4 · Nov 11, 2004

Replies: 4

Views: 3K

Graduate Is Time Truly Continuous or Discrete?

Jan 5, 2004 · Replies 33 · Nov 10, 2004

2

Replies: 33

Views: 10K

Graduate The Society for the Investigaion of Prescience, SIP

Nov 7, 2004 · Replies 37 · Nov 10, 2004

2

Replies: 37

Views: 5K

High School Testing Battery Energy: Questions and Answers

Nov 5, 2004 · Replies 11 · Nov 9, 2004

Replies: 11

Views: 2K

Undergrad Should I Learn Calculus Before Reading the Feynman Lectures?

Nov 7, 2004 · Replies 3 · Nov 9, 2004

Replies: 3

Views: 2K

Undergrad Choosing the Right Chemicals for a Cleaner and Greener Kitchen

Sep 15, 2004 · Replies 10 · Nov 8, 2004

Replies: 10

Views: 3K

Graduate Deriving Fourier Series for a Regular Sawtooth Wave

Nov 8, 2004 · Replies 3 · Nov 8, 2004

Replies: 3

Views: 10K

High School Convert 1.95e7m - Get Answers Now

Nov 4, 2004 · Replies 9 · Nov 6, 2004

Replies: 9

Views: 4K

Undergrad Why Does the Van Der Waals Equation Predict Lower Pressure Than Ideal Gas Law?

Nov 5, 2004 · Replies 2 · Nov 6, 2004

Replies: 2

Views: 5K

What Does "Moved" Mean in Threads & Why Were My Questions Moved?

Nov 5, 2004 · Replies 1 · Nov 5, 2004

Replies: 1

Views: 2K

Deeper understanding of the above terms in context of colors?

Nov 5, 2004 · Replies 3 · Nov 5, 2004

Replies: 3

Views: 10K

High School Why is Fire Hot? Explained for Kids

Nov 2, 2004 · Replies 4 · Nov 5, 2004

Replies: 4

Views: 37K

Graduate Is energy merely an abstract concept or a fundamental reality of the universe?

Oct 5, 2004 · Replies 36 · Nov 4, 2004

2

Replies: 36

Views: 6K

High School Is Steam Truly Invisible or Just a Common Misconception?

Nov 2, 2004 · Replies 3 · Nov 2, 2004

Replies: 3

Views: 3K

High School Suggestions for an interesting physics topic which i can research/do project on

Nov 1, 2004 · Replies 3 · Nov 2, 2004

Replies: 3

Views: 11K

Graduate Motion of Particle in a Magnetic Field

Oct 24, 2004 · Replies 2 · Nov 2, 2004

Replies: 2

Views: 2K

High School Sorting Products by Weight - Need Advice

Nov 1, 2004 · Replies 1 · Nov 1, 2004

Replies: 1

Views: 2K

Get Free Energy at Home - Perendev & FreeEnergyNews

Oct 31, 2004 · Replies 4 · Nov 1, 2004

Replies: 4

Views: 3K

Graduate Debunking Heisenberg Uncertainty Principle: Einstein's View

Oct 30, 2004 · Replies 5 · Oct 31, 2004

Replies: 5

Views: 3K

Undergrad Exploring Complex Waves and their Harmonics

Oct 27, 2004 · Replies 4 · Oct 31, 2004

Replies: 4

Views: 3K

Undergrad What Does Dr. Kaku Mean by God of Order?

Oct 14, 2003 · Replies 52 · Oct 30, 2004

2

Replies: 52

Views: 11K

Seriouslywhat's wrong with some people?

Oct 24, 2004 · Replies 20 · Oct 28, 2004

Replies: 20

Views: 5K

Graduate What Does F=ma Really Mean? A Closer Look at Newton's Law

Sep 1, 2004 · Replies 39 · Oct 28, 2004

2

Replies: 39

Views: 7K

High School High School Physics: Giancoli 5th Ed & Beyond

Oct 28, 2004 · Replies 1 · Oct 28, 2004

Replies: 1

Views: 3K

High School Gravity: Need Help Understanding Its Effects

Oct 25, 2004 · Replies 7 · Oct 27, 2004

Replies: 7

Views: 2K

Creative Shirt Ideas for Physics People | Help from a Digital Graphics Major

Oct 27, 2004 · Replies 9 · Oct 27, 2004

Replies: 9

Views: 4K

Want to Build a Fun 'Physics' Gun?

Oct 26, 2004 · Replies 5 · Oct 27, 2004

Replies: 5

Views: 3K

High School Are There Hazards in Nanotechnology Products?

Oct 19, 2004 · Replies 10 · Oct 26, 2004

Replies: 10

Views: 6K

Graduate What If Our Understanding of Physics Is Fundamentally Flawed?

Oct 19, 2004 · Replies 39 · Oct 25, 2004

2

Replies: 39

Views: 5K

Perpeteum Mobile? Revolutionary design

Oct 25, 2004 · Replies 1 · Oct 25, 2004

Replies: 1

Views: 4K

High School Your outstanding example for explaining physics

Oct 23, 2004 · Replies 1 · Oct 23, 2004

Replies: 1

Views: 2K

Can You Write a Simple and Nice Physics Poem for Me?

Oct 11, 2004 · Replies 14 · Oct 23, 2004

Replies: 14

Views: 7K

High School Can a 37-Year-Old Succeed in University Physics Without a Math Background?

Oct 21, 2004 · Replies 11 · Oct 22, 2004

Replies: 11

Views: 2K

High School What is the difference between bearing and heading?

Oct 20, 2004 · Replies 4 · Oct 21, 2004

Replies: 4

Views: 5K

Best Colleges for Physics: Guide for Ohio Residents

Oct 16, 2004 · Replies 3 · Oct 20, 2004

Replies: 3

Views: 2K

Undergrad Where Can I Find Affordable Physics Books for My University Studies?

Oct 13, 2004 · Replies 2 · Oct 20, 2004

Replies: 2

Views: 2K

Undergrad Can High School Students Grasp the Feynman Lectures on Physics?

Oct 17, 2004 · Replies 12 · Oct 19, 2004

Replies: 12

Views: 12K

Photos of Perimeter Institute's new facility

Oct 17, 2004 · Replies 14 · Oct 19, 2004

Replies: 14

Views: 4K

Physics

Physics is the scientific study of the fundamental principles governing the behavior of matter and energy in the universe. It explores the nature of space, time, motion, forces, and the interactions between particles and fields.

Physicists seek to formulate laws and theories that describe the fundamental forces shaping the cosmos, from the microscopic world of subatomic particles to the vastness of galaxies. Divided into classical and modern physics, the discipline encompasses mechanics, electromagnetism, thermodynamics, quantum mechanics, and relativity.

Physics not only provides a framework for understanding the physical world but also drives technological innovations, shaping our comprehension of reality and inspiring advancements in various scientific and technological domains.

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