Other Physics Topics Forum

Post thread
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.
High School I need your help to prove this wrong.
  • · Replies 11 ·
Replies
11
Views
4K
Undergrad Calculate Earth's Age: Physics Method w/ College AP Physics
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Is the Speed of Light Being Surpassed by Solid Matter?
  • · Replies 18 ·
Replies
18
Views
3K
Undergrad Can Kirchoff's Law Solve a Core 2 Duo Equivalent Problem?
  • · Replies 13 ·
Replies
13
Views
6K
Are white clothes better than black clothes in summer?
  • · Replies 3 ·
Replies
3
Views
11K
High School Can a Sun Dog Appear Without Clouds?
  • · Replies 5 ·
Replies
5
Views
4K
Random Thoughts On Dissappearing Planets
  • · Replies 10 ·
Replies
10
Views
8K
High School More than two terminals on cell phone battery
  • · Replies 3 ·
Replies
3
Views
20K
Undergrad Intermolecular-forces and droplet coalescence
  • · Replies 3 ·
Replies
3
Views
3K
Graduate Unveiling the Universe: A Quest for Answers
  • · Replies 11 ·
Replies
11
Views
4K
Undergrad Determining Resonance of Rods for a Given Frequency
  • · Replies 1 ·
Replies
1
Views
4K
Graduate Consciousness and the measurement problem
  • · Replies 4 ·
Replies
4
Views
5K
Undergrad Why Does the Doppler Effect Differ for Moving Source and Detector?
  • · Replies 12 ·
Replies
12
Views
5K
How Can You Legally Obtain Free Electricity?
  • · Replies 49 ·
2
Replies
49
Views
19K
High School What Is the Scientific Definition of Matter?
  • · Replies 20 ·
Replies
20
Views
7K
Graduate The Possibility of Slowing Time: Is Time Really Real?
  • · Replies 4 ·
Replies
4
Views
2K
What Do Physicists Do Daily?
  • · Replies 5 ·
Replies
5
Views
3K
Graduate Mathematics Behind Grand Piano String Selections
  • · Replies 3 ·
Replies
3
Views
6K
High School Suspension Bridges: What is the Shape Called?
  • · Replies 4 ·
Replies
4
Views
4K
Graduate Research Topics in Physics, Math & Engineering
  • · Replies 2 ·
Replies
2
Views
3K
Kilo prototype mysteriously loses weight
  • · Replies 38 ·
2
Replies
38
Views
6K
Undergrad Douglas Adams May Have Had It Right
  • · Replies 3 ·
Replies
3
Views
3K
Can Humming in a Bathroom Stall Cause Resonance?
  • · Replies 6 ·
Replies
6
Views
6K
Graduate What Determines the Dependence of Dipole-Dipole Interactions on Distance?
  • · Replies 6 ·
Replies
6
Views
9K
High School Finding Tennis Racquet String Tension
  • · Replies 6 ·
Replies
6
Views
4K
Undergrad Spherical co-ord notation
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad What Happens When You Bend a Plastic Cup?
  • · Replies 2 ·
Replies
2
Views
4K
The Physics of Winter Driving: How to Handle Snow and Ice on the Road
  • · Replies 30 ·
2
Replies
30
Views
4K
Graduate Is the Birkeland Current Theory the Key to Understanding Electricity in Space?
  • · Replies 1 ·
Replies
1
Views
11K
Undergrad Books & Websites for Learning Integration of Classical Mechanics
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Thermonuclear device to destroy hurricanes
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Analytical and Physical Separation Below the Mesoscopic Scale
  • · Replies 23 ·
Replies
23
Views
6K
What is the password related to particles and energy in this puzzle?
  • · Replies 12 ·
Replies
12
Views
3K
High School Good free program for creating scientific documents?
  • · Replies 7 ·
Replies
7
Views
4K
Egg Protector for Bottle Rocket: Non-Metal Solutions
  • · Replies 3 ·
Replies
3
Views
5K
Graduate String Theory Papers: Published Faster Than Light?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Can We Truly See the Structures of Compounds in Chemistry and Physics?
  • · Replies 2 ·
Replies
2
Views
3K
Top 10 Exoplanets: Unbelievable Discoveries
  • · Replies 3 ·
Replies
3
Views
3K
How can you tell the difference between a raw and boiled egg?
  • · Replies 4 ·
Replies
4
Views
9K
Graduate Discover the Mysterious Behavior of Fluid in Polygon Shaped Vortices | Phys.org
  • · Replies 3 ·
Replies
3
Views
3K
High School Formation of 'Leaf Lines' in Pools: Causes & Solutions
  • · Replies 2 ·
Replies
2
Views
2K
High School Can someone explain what's happedning here? Fire and Music
  • · Replies 2 ·
Replies
2
Views
2K
High School Are intermolecular and van der waals forces the same?
  • · Replies 7 ·
Replies
7
Views
4K
High School Accepted value of G with longitude
  • · Replies 6 ·
Replies
6
Views
7K
Undergrad Measuring Accuracy: Quantitative or Qualitative?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Calculate Energy in Space - A Guide
  • · Replies 1 ·
Replies
1
Views
10K
High School Why do ice cubes form strange icicles on top when frozen?
  • · Replies 8 ·
Replies
8
Views
6K
Maths And Physics Tutorials for High School and Undergrad.
  • · Replies 2 ·
Replies
2
Views
18K
What Are the Unsolved Problems in Physics?
  • · Replies 2 ·
Replies
2
Views
4K
How do water behave with no gravity - video
  • · Replies 11 ·
Replies
11
Views
5K
Undergrad When you touch something there isn't really any physical contact
  • · Replies 20 ·
Replies
20
Views
7K
Graduate Was Mach's Principle Correct All Along?
  • · Replies 8 ·
Replies
8
Views
4K
Junior at the Naval Academy, physics major
  • · Replies 12 ·
Replies
12
Views
2K
High School I need quick help with french and decimal seconds
  • · Replies 1 ·
Replies
1
Views
2K
High School Measuring dB Level: Receiver or Field Strength Meter?
  • · Replies 6 ·
Replies
6
Views
3K
High School Making a Long Distance Tin Can Telephone
  • · Replies 23 ·
Replies
23
Views
7K
High School Measuring Wind-Generated Waves: Ideas for Experimentation
  • · Replies 12 ·
Replies
12
Views
4K
  • Poll Poll
High School Which is more elegant in physical analysis, Calculus or Algebra?
  • · Replies 5 ·
Replies
5
Views
3K
Undergrad Investigate how gravity varies over the earth's surface
  • · Replies 8 ·
Replies
8
Views
4K
Undergrad Understand the mechanism of capillarity
  • · Replies 6 ·
Replies
6
Views
3K
Graduate Plagiarism Scandal in Gravitational Physics Research
  • · Replies 5 ·
Replies
5
Views
3K
High School What does energy really mean in the real world?
  • · Replies 4 ·
Replies
4
Views
3K
Graduate Is Gravity Merely a Manifestation of Atomic Expansion?
  • · Replies 6 ·
Replies
6
Views
4K
USAF 'discovered' pulsars long before Bell Burnell
  • · Replies 2 ·
Replies
2
Views
2K
High School How to mesure very small change in distance?
  • · Replies 14 ·
Replies
14
Views
7K
Graduate Game Theory & Life: Neumann, Nash & Beyond
  • · Replies 3 ·
Replies
3
Views
4K
'Great Show': Perseid Meteor Shower Peaks Sunday Night
  • · Replies 7 ·
Replies
7
Views
3K
Can Comic Books Inspire Real Scientific Discoveries?
  • · Replies 2 ·
Replies
2
Views
4K
Graduate Does the Movement of Flagella Contradict Bernoulli's Principle?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate What is the true nature of our expanding universe?
  • · Replies 53 ·
2
Replies
53
Views
8K
Graduate The nature of time. Which books to read?
  • · Replies 40 ·
2
Replies
40
Views
9K
Graduate Interrupting a standing wave at a node
  • · Replies 7 ·
Replies
7
Views
8K
Graduate Time travel discussion with Ron Mallet tonight
  • · Replies 4 ·
Replies
4
Views
4K
High School Jake Brown @ X-Games 13 45 Foot Fall
  • · Replies 14 ·
Replies
14
Views
4K
High School Do Movies Misrepresent Science as Fact?
  • · Replies 80 ·
3
Replies
80
Views
26K
High School The Cycle of Life on Earth: Is Everything We Need Already Here?
  • · Replies 21 ·
Replies
21
Views
4K
Transitioning to Physicist: Tales of Occupation and Immigration
  • · Replies 20 ·
Replies
20
Views
6K
Can time really be measured accurately with just 15 minutes per minute?
  • · Replies 4 ·
Replies
4
Views
4K
Graduate Can quantum mechanics be derived from fundamental concepts?
  • · Replies 27 ·
Replies
27
Views
6K
Graduate A fake word from The Simpsons made it into a String paper
  • · Replies 18 ·
Replies
18
Views
5K
Undergrad Why do clouds have flat bottoms?
  • · Replies 24 ·
Replies
24
Views
16K
Undergrad How to make a Black and White television show color
  • · Replies 5 ·
Replies
5
Views
21K
Undergrad Elementary number theory in physics?
  • · Replies 2 ·
Replies
2
Views
3K
High School Drawing illustrations (schemes) for Physics problems
  • · Replies 7 ·
Replies
7
Views
6K
High School Question about vacuum and vacuum meter
  • · Replies 1 ·
Replies
1
Views
9K
Where Can I Find an Animation of Nitrogen/Helium Liquifaction?
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Units of Brinkman's Equation Parameters
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad What Happens to an Object in a Vacuum Filled Jar?
  • · Replies 6 ·
Replies
6
Views
3K
Graduate EMBLA 2000 Mission in Hessdalen: Massimo Teodorani Ph.D.
  • · Replies 18 ·
Replies
18
Views
6K
Undergrad Japan Nuclear Plant: World's Biggest May Be on Fault
  • · Replies 11 ·
Replies
11
Views
3K
Undergrad Will there be a capillary rise of liquid in vaccume with gravitation present?
  • · Replies 4 ·
Replies
4
Views
9K
High School Get Free Electricity in Physics 2 | Physics Forums
  • · Replies 8 ·
Replies
8
Views
4K
Graduate Can Quantum Mechanics and Art Coexist?
  • · Replies 9 ·
Replies
9
Views
3K
Undergrad Low Frequency Wave Transmission Through Barriers
  • · Replies 4 ·
Replies
4
Views
3K
Graduate Is Cold Fusion Making a Comeback?
  • · Replies 16 ·
Replies
16
Views
5K
High School Does temperature affect the sinking rate of objects at different latitudes?
  • · Replies 8 ·
Replies
8
Views
4K
I miss physics, accouting is so dull
  • · Replies 6 ·
Replies
6
Views
5K
High School What is Mass? Understanding the Concept of Matter and Mass
  • · Replies 12 ·
Replies
12
Views
8K
Real Physics (and my last post) is lost
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Synthetic, exotic particles as a sign of extraterrestrial life
  • · Replies 16 ·
Replies
16
Views
4K