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.
Threads
I just wanted to say i retire from physics investigation
- luciferus777
- · Replies 25 ·
What if humans could see the entire electromagnetic spectrum?
- sniffer
- · Replies 20 ·
High School What note and frequency was used to shatter the glass on Mythbusters?
- zoobyshoe
- · Replies 22 ·
International Physics Olympiad 2005
- siddharth
- · Replies 2 ·
Integrating sci.physics.strings and sci.physics.research usenet forums
- chroot
- · Replies 6 ·
Undergrad What areas of physics require the most programming?
- cscott
- · Replies 9 ·
Israeli Scientist Proposes Time Machine Without Exotic Materials
- SGT
- · Replies 2 ·
Undergrad What do CPhys and FInstP qualifications mean?
- poolwin2001
- · Replies 1 ·
Undergrad Understanding Phase Shifting in Differential Equations
- omgitsroy326
- · Replies 2 ·
High School Can Martial Artists Sense Danger Before It Happens?
- cursa
- · Replies 67 ·
High School Case of the exploding dinner glass
- wakingrufus
- · Replies 17 ·
Does traveling backward in time make you younger?
- Dr.Brain
- · Replies 8 ·
High School Why do the tuaregs wear dark blue?
- temujin
- · Replies 19 ·
High School Why does thunder from a distance rumble
- Physics is Phun
- · Replies 9 ·
60 years ago, E=mc^2 lit up the sky
- Pengwuino
- · Replies 13 ·
What is the Hutchison Effect and How Does it Melt Metals at Room Temperature?
- killza
- · Replies 4 ·
Graduate Why does zero divide positive and negative numbers?
- numbers
- · Replies 7 ·
Can a Large Group of People Really Change the Earth's Rotation?
- Pengwuino
- · Replies 23 ·
What are the chances of a weekly podcast?
- Shellyfish
- · Replies 1 ·
Graduate Burbidge's Cosmology: Overcoming Inertia in Science
- turbo
- · Replies 4 ·
High School I wouldn't say that 8-10% is that steep
- TSN79
- · Replies 6 ·
High School Which Time Zone Should Be Used in Scientific Experiments?
- Link
- · Replies 1 ·
High School Can 600 million people jumping change Earth's orbit?
- Crumbles
- · Replies 10 ·
Is Writing a Science Fiction Book Worth the Hard Work?
- Arctic Fox
- · Replies 14 ·
High School The most fundamental physics that we can observe directly with our senses?
- Loren Booda
- · Replies 6 ·
High School What is the law behind objects separating by size when shaken?
- Moneer81
- · Replies 5 ·
Graduate MAHG - latest experiment at 1571% over unity
- sixthofmay
- · Replies 2 ·
Undergrad How does density affect wave absorption in substances?
- Markysims
- · Replies 4 ·
High School How does the value of g change at different depths within the Earth?
- Aladin
- · Replies 8 ·
What the Bleep - Drew Barrymore and Physics: What to Look For?
- pattylou
- · Replies 3 ·
Graduate Blackholes/wormholes/tachyons and other maybe's
- Pengwuino
- · Replies 8 ·
Why does Discovery Channel air documentaries about antigravity and the Hutchison Effect?
- Icebreaker
- · Replies 51 ·
Graduate Particle accelerator deciphers Archimedes
- Orion1
- · Replies 2 ·
Undergrad What Are the Different Definitions of Dimension in Mathematics?
- shekoofeh
- · Replies 3 ·
High School Demonstrations for a time and space summer camp for 6-8th graders
- Tom McCurdy
- · Replies 12 ·
Graduate Does a French fusion reactor actually break even?
- Pengwuino
- · Replies 8 ·
High School How much does the Earths Atmosphere weigh?
- pamichel
- · Replies 7 ·
High School Physics dialogue for a short film scene
- kevin
- · Replies 8 ·
High School Which Bulb Will Light Up First with Switch Closed?
- ssj5ankur
- · Replies 21 ·
Who's Attending the IPhO 2005 in Salamanca and What Can Participants Expect?
- AndersoN
- · Replies 8 ·
High School What is the caster effect?
- sreenathb
- · Replies 5 ·
High School Can We Trust Our Basic Physics Knowledge in the Age of the Internet?
- Pengwuino
- · Replies 9 ·
Innovations for Assisting Astronauts in Space Station Construction
- Celia
- · Replies 2 ·
At what point does the scale of capability stop creating gods
- Chaos' lil bro Order
- · Replies 25 ·
What's Next for this Newly Minted Physics Student?
- Berislav
- · Replies 9 ·
High School Ever wondered what law perspective follows?
- JohnnyTheFox
- · Replies 5 ·
Undergrad Waves and Strings: Gravity's Impact on Plucked Strings from Earth to Orbit
- Icebreaker
- · Replies 8 ·
A little fun for the ADD physicists
- Niffgiffler
- · Replies 1 ·
Undergrad How Do You Calculate Spectral Density from FFT in Fortran 90?
- Przem
- · Replies 3 ·
High School Is methane gas contributing more to global warming than CO2?
- juju
- · Replies 12 ·
High School Why Jet Planes' Tails Are Not Always Visible
- temujin
- · Replies 5 ·
High School Einstein, the farmer and the cows
- DaveC426913
- · Replies 7 ·
High School Where to find physics resources besides Physics Forums
- cscott
- · Replies 2 ·
Graduate Photons from first magnitude stars and carbon emissions from fuel combustion
- mohdfasieh
- · Replies 1 ·
Graduate Disproving Einstein's Energy-Mass Relation
- nykill
- · Replies 8 ·
Egg Balancing Day: Astronomical Myth or Reality?
- zoobyshoe
- · Replies 5 ·
Graduate How is Bimolecular Revolution Influencing Space Travel Technology?
- Integral
- · Replies 2 ·
High School How Do Halogen Bulbs Connect in Makeup Mirrors?
- KingNothing
- · Replies 3 ·
High School Physics of a reversible ceiling fan
- DaveC426913
- · Replies 17 ·
High School Why does my voice change when I talk into A fan.
- Mozart
- · Replies 13 ·
Graduate Did the US obtain Nazi antigravity technology in WWII?
- blackscience
- · Replies 6 ·
High School Is There a Difference Between Plasma and Plasmoid?
- phr34k
- · Replies 3 ·
What Is the Correct Spelling of Gustav Robert Kirchhoff's Last Name?
- gsfh
- · Replies 3 ·
Graduate Physics postdoc's blog on education and knowledge
- cronxeh
- · Replies 8 ·
How do you create smoke rings deliberately?
- extreme_machinations
- · Replies 6 ·
High School Discovery Channel's Voyage to The Planets violates basic physics
- Entropy
- · Replies 28 ·
High School Does the Doppler effect mean EM energy has structural force?
- Evilinside
- · Replies 1 ·
Is Crack Pottery? - Get an Opinion
- Anzas
- · Replies 28 ·
Graduate Energy that could revolutionise the world
- siddharth
- · Replies 17 ·
Undergrad Why the Michelson-Morley experiment didn't prove relativity necessary
- James Jackson
- · Replies 9 ·
Undergrad Transistors and the development of physics
- harhar
- · Replies 4 ·
High School How many primary sources of energy do we have?
- mios76
- · Replies 4 ·
Graduate Can we pinpoint the exact location of an electron in motion?
- lawtonfogle
- · Replies 6 ·
High School How Can I Measure the Thickness of a Plastic Tube Using Simple Tools?
- Mk
- · Replies 3 ·
Can someone tell me what apodized means?
- DougBTX2
- · Replies 2 ·
Will We Ever Unlock the Mysteries of the Universe in Our Lifetime?
- Dr.Brain
- · Replies 23 ·
High School How can you find the diameter of a tube without direct measurement?
- campa
- · Replies 2 ·
High School Resources on astable and bistable circuits and stellar evolution
- DeathKnight
- · Replies 1 ·
New Monthly Publication by Michio Kaku, get a free issue
- coryr
- · Replies 2 ·
Microgravity environment at home?
- SnitchSeekaHarry
- · Replies 9 ·
Is there any truth to the theories on time travel?
- Gamecubesupreme
- · Replies 6 ·
Graduate How can mass be defined without interaction?
- drcrabs
- · Replies 24 ·
Brian Greene: Tonight on Coast to Coast
- Ivan Seeking
- · Replies 5 ·
High School CO2 Safety: Is It Really Risk-Free?
- KingNothing
- · Replies 4 ·
Psychokinesis still not scientific?
- ucclarke
- · Replies 10 ·
Graduate What is the true nature of matter, energy, and time?
- Astronuc
- · Replies 3 ·
Undergrad Has Voyager 1 Reached the Edge of Our Solar System?
- Mk
- · Replies 4 ·
High School How is that homogenous with respect to units?
- amimeera
- · Replies 8 ·
Graduate How Can Nothing Expand Into Nothing?
- Victor
- · Replies 8 ·
Undergrad Why tire pressure doesn't explode with temperature increase
- Science
- · Replies 8 ·
What is the myth behind metal detectors?
- PrudensOptimus
- · Replies 20 ·
Undergrad Police Whistle: Impact of Inner Sphere on Sound Quality
- Loren Booda
- · Replies 4 ·
Undergrad Where to find fluid flow simulation code and tutorials
- KMCB1234
- · Replies 13 ·
Intimidated by Lightning: My Story
- Ivan Seeking
- · Replies 48 ·
Websites with collections of complex mathematical formulas for a poster
- Shahil
- · Replies 17 ·
Undergrad Sound waves and location? with my phantom
- true_guru
- · Replies 7 ·
Graduate Astrophysicists' Sense of Humor: Constraining the Dark Energy
- Chronos
- · Replies 5 ·
Graduate What Are GCT, ZPE, and Angel Light in Scientific Research?
- ravenfire
- · Replies 6 ·