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Forum: Physics

The science of matter and energy and of interactions between the two, grouped in traditional fields such as Acoustics, Optics, Mechanics, Thermodynamics, and Electromagnetism, as well as in modern extensions including Atomic and Nuclear Physics, Cryogenics, Solid-state Physics, Particle Physics, and Plasma Physics.

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Sticky Thread Sticky: Physic Lectures on (QED)

Started by Heinsbergrelatz, March 4th, 2010 08:09 AM
Replies: 1
Views: 11,667
July 24th, 2011, 04:34 PM Go to last post

Sticky Thread Sticky: Special Relativity Primer

Started by Janus, June 12th, 2009 12:57 PM
Replies: 4
Views: 9,301
June 12th, 2009, 04:22 PM Go to last post

Sticky Thread Sticky: Solving the Einstein Field Equations

Started by Markus Hanke, August 25th, 2012 05:23 AM
Replies: 1
Views: 8,183
October 28th, 2012, 09:10 AM Go to last post

Sticky Thread Sticky: Modern Tests of Relativity

Started by Markus Hanke, August 11th, 2012 09:44 AM
Replies: 0
Views: 3,952
August 11th, 2012, 09:44 AM Go to last post

Sticky Thread Sticky: Theory of Relativity Primers

Started by Markus Hanke, September 2nd, 2017 07:57 AM
Replies: 0
Views: 1,222
September 2nd, 2017, 07:57 AM Go to last post

Mass of Photons

Started by ScienceWizard, April 9th, 2009 06:53 PM
Replies: 22
Views: 1,869
April 12th, 2009, 11:15 AM Go to last post

Perpetual Motion Machine!!!! (well, not really)

Started by Barg, September 13th, 2006 03:10 PM
Replies: 3
Views: 1,868
September 13th, 2006, 07:01 PM Go to last post

Thermovoltaic car close to reality?

Started by Stanley514, March 28th, 2010 07:50 PM
Replies: 2
Views: 1,868
March 29th, 2010, 09:54 AM Go to last post

Big Bang Singularity

Started by x(x-y), June 21st, 2011 11:34 AM
Replies: 6
Views: 1,868
June 24th, 2011, 05:45 AM Go to last post

Can we ever see atoms?

Started by Tenacity, May 19th, 2008 11:42 AM
Replies: 14
Views: 1,867
May 19th, 2008, 03:45 PM Go to last post
Replies: 19
Views: 1,866
March 9th, 2010, 06:02 PM Go to last post

Shielding Permanent Magnets

Started by tjwright2, June 12th, 2006 02:23 AM
Replies: 5
Views: 1,865
June 16th, 2006, 11:44 PM Go to last post

the concept of angular momentum

Started by logic, September 26th, 2011 07:24 AM
Replies: 32
Views: 1,862
October 6th, 2011, 05:01 PM Go to last post

incorrect temperature reading

Started by fatman57, July 1st, 2010 06:33 AM
Replies: 22
Views: 1,860
July 3rd, 2010, 10:00 AM Go to last post

Homework assistance(Vectors) - no answers please.

Started by Mnemosyne, September 3rd, 2011 08:28 PM
Replies: 2
Views: 1,855
September 4th, 2011, 02:03 PM Go to last post

New Force

Started by AlexP, August 20th, 2007 03:53 PM
Replies: 17
Views: 1,854
August 22nd, 2007, 02:08 PM Go to last post

Cushioning a car seat to reduce shocks?

Started by Leszek Luchowski, June 13th, 2009 05:34 PM
Replies: 3
Views: 1,851
June 14th, 2009, 03:34 AM Go to last post

An Experiment to Save The World

Started by boymc, January 3rd, 2010 03:46 AM
Replies: 10
Views: 1,851
January 4th, 2010, 11:21 AM Go to last post

Capillary Action - Free Energy?

Started by Vexer, February 12th, 2009 11:56 PM
Replies: 3
Views: 1,850
February 18th, 2009, 01:21 AM Go to last post

has dark matter been proven?

Started by gib65, October 27th, 2011 04:41 PM
Replies: 22
Views: 1,850
November 18th, 2012, 07:47 AM Go to last post

Kinematics physics problems

Started by kingwinner, February 21st, 2006 11:36 PM
Replies: 3
Views: 1,847
March 9th, 2006, 10:38 PM Go to last post
Replies: 39
Views: 1,847
September 4th, 2011, 01:40 PM Go to last post
Replies: 1
Views: 1,846
August 8th, 2011, 05:00 AM Go to last post

pressure from poured concrete vs. pressure from water

Started by SteveC, August 9th, 2009 09:45 PM
Replies: 12
Views: 1,845
August 20th, 2009, 04:28 PM Go to last post

E = mc²

Started by marnixR, June 10th, 2007 03:20 PM
Replies: 17
Views: 1,844
June 13th, 2007, 06:01 PM Go to last post

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