A Space & astronomy forum. SpaceBanter.com

Go Back   Home » SpaceBanter.com forum » Astronomy and Astrophysics » Astronomy Misc
Site Map Home Authors List Search Today's Posts Mark Forums Read Web Partners

Negative Time



 
 
Thread Tools Display Modes
  #1  
Old August 1st 08, 12:35 AM posted to sci.physics,sci.physics.electromag,sci.astro
RichD
external usenet poster
 
Posts: 50
Default Negative Time

On Jul 31, wrote:
how do we know that time runs positive? By this I mean..could there be
another universe where time runs in the other direction from us? By
this I mean in sign only.. not that events would run backwards.


Sure, any universe experiencing the Big
Crunch... as the universe collapses, the
phase space shrinks, which means entropy
decreases, and time's arrow reverses.


--
Rich



 




Thread Tools
Display Modes

Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

vB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Forum Jump

Similar Threads
Thread Thread Starter Forum Replies Last Post
negative mass brian a m stuckless Astronomy Misc 2 September 30th 05 11:21 AM
'Negative energy' (Was 'the aether and...) Bill Sheppard Misc 12 June 8th 05 06:41 PM
C/2001 Q4 (NEAT) - Negative report Tom Rankin Amateur Astronomy 11 May 6th 04 11:39 AM
Bz now negative!! Brian O'Halloran Amateur Astronomy 4 October 31st 03 10:30 PM
Bz now negative!! Brian O'Halloran UK Astronomy 3 October 29th 03 08:22 PM


All times are GMT +1. The time now is 10:46 PM.


Powered by vBulletin® Version 3.6.4
Copyright ©2000 - 2024, Jelsoft Enterprises Ltd.
Copyright ©2004-2024 SpaceBanter.com.
The comments are property of their posters.