Questions with the keyword 'speed of light'

• What does it mean by information in physics? From the answers of a previously asked question I could know that by rajathjackson to Chris, Dave, David, Fiona, Jack Comments: (No comments so far )
• Is it true that that time would stop for something if it travels with a speed of light? by usman100 to Chris, Dave, David, Fiona, Jack Comments: (No comments so far )
• Can time dilation be used for living longer?(of course if we are able to travel near the speed of light) by rajathjackson to Chris, Dave, David, Fiona, Jack Comments: (No comments so far )