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.

  Forums Last Post
Page 101 of 277 FirstFirst ... 519199100101102103111151201 ... LastLast
Threads 2001 to 2020 of 5523
Threads in This Forum
  Rating Title / Thread StarterReverse Sort Order Replies/Views Last Post By

Sticky Thread Sticky: Physic Lectures on (QED)

Started by Heinsbergrelatz, March 4th, 2010 08:09 AM
Replies: 1
Views: 11,907
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: 9,567
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: 8,511
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: 4,206
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: 1,549
September 2nd, 2017, 07:57 AM Go to last post

harnessing background radiation?

Started by icewendigo, June 21st, 2006 12:09 PM
Replies: 8
Views: 2,236
June 29th, 2006, 10:28 PM Go to last post

Curving water ? and Simple Experiments

Started by icewendigo, July 10th, 2007 02:01 PM
Replies: 3
Views: 780
July 10th, 2007, 05:32 PM Go to last post

The speed of sound?

Started by icewendigo, July 13th, 2007 09:10 AM
Replies: 1
Views: 547
July 13th, 2007, 09:27 AM Go to last post

How do Antenae pickup electromagnetic waves?

Started by icewendigo, January 18th, 2008 09:52 AM
Replies: 8
Views: 1,197
January 29th, 2008, 06:26 PM Go to last post

lenses creating a virtual image?

Started by icewendigo, January 20th, 2011 01:56 PM
Replies: 4
Views: 1,028
January 22nd, 2011, 09:05 AM Go to last post

Can light/emissions be used to reduce/shield vs gamma rays?

Started by icewendigo, February 23rd, 2011 08:15 AM
Replies: 10
Views: 2,658
March 18th, 2011, 03:12 AM Go to last post

Neutrino in orbit?

Started by icewendigo, March 14th, 2011 01:39 PM
Replies: 12
Views: 1,315
March 15th, 2011, 06:10 PM Go to last post

Gravity in a hollow sphere?

Started by icewendigo, March 15th, 2011 02:19 PM
Replies: 26
Views: 4,832
March 18th, 2011, 11:58 PM Go to last post

Cyclotron cost and use for medical isotopes?

Started by icewendigo, March 24th, 2011 10:46 AM
Replies: 3
Views: 4,249
March 26th, 2011, 12:42 PM Go to last post

Running driving speed on other planets??

Started by icewendigo, July 31st, 2011 10:59 AM
Replies: 2
Views: 645
August 1st, 2011, 12:29 AM Go to last post

Falling off a building on the Moon

Started by icewendigo, August 8th, 2011 09:47 AM
Replies: 2
Views: 526
August 9th, 2011, 07:44 AM Go to last post

Questions about gravity

Started by icewendigo, November 28th, 2011 12:58 PM
Replies: 18
Views: 2,732
December 1st, 2011, 12:45 PM Go to last post

Is earth's core an electric turbine for a perspective?

Started by icewendigo, February 15th, 2012 10:59 AM
Replies: 2
Views: 809
February 15th, 2012, 06:20 PM Go to last post

Where's the beef? I mean the mass

Started by icewendigo, April 19th, 2012 02:47 PM
Replies: 14
Views: 811
April 24th, 2012, 10:00 AM Go to last post

Floating on Neptune? (pressure? density? gravity?)

Started by icewendigo, August 9th, 2012 08:16 AM
Replies: 3
Views: 600
August 10th, 2012, 03:20 PM Go to last post

Why does a vacuum flask (thermos) keep things warm?

Started by icewendigo, December 4th, 2012 11:25 AM
Replies: 8
Views: 2,834
December 11th, 2012, 03:30 PM Go to last post

Why is stone cold?

Started by icewendigo, December 17th, 2012 12:17 PM
Replies: 4
Views: 2,196
December 17th, 2012, 08:21 PM Go to last post
Replies: 10
Views: 605
June 21st, 2013, 06:23 AM Go to last post

Can a sand coloured lense letting IR and UV light?

Started by icewendigo, August 20th, 2013 02:21 PM
Replies: 4
Views: 261
August 21st, 2013, 10:17 AM Go to last post

Reflection of sky mirage on a hot road

Started by icewendigo, July 3rd, 2014 09:05 AM
Replies: 3
Views: 267
July 4th, 2014, 01:41 AM Go to last post

Thread Display Options

Use this control to limit the display of threads to those newer than the specified time frame.

Allows you to choose the data by which the thread list will be sorted.

Order threads in...

Note: when sorting by date, 'descending order' will show the newest results first.

Icon Legend
Contains unread posts
Contains unread posts
Contains no unread posts
Contains no unread posts
More than 15 replies or 150 views
Hot thread with unread posts
More than 15 replies or 150 views
Hot thread with no unread posts
Closed Thread
Thread is closed
Posting Permissions
  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts