According to special relativity it would appear that a space twin’s time and ageing c

[asprung]

According to special relativity it would appear that a space twin’s time and ageing could pass slower than his earth brother while they both shared the same present (now). How could this be?

[iNow]

Let's start here. Do you understand that the space twin experiences his own time normally, and the earth twin experiences his own time normally also?

 

 

Do you understand that it's only relative to his earth brother that the space twin's time passes "slower?"

[swansont]

We've already got an open thread on this.

 

http://www.scienceforums.net/forum/showthread.php?t=29963

 

Posts 1 & 2 have been copied over.