Questions with the keyword 'destruction'

• Does the fact that space is expanding actually mean that the no. of particles that get created and destroyed from by rajathjackson to Dave, David, Jack Comments: (No comments so far )
• Are there physical phenomena, such as black holes or wave function collapse, which irrevocably destroy information by 12345dan to Chris, Dave, David, Jack Comments: (No comments so far )
• The law of conservation of energy says that Energy can not be created nor it can be destroyed then how we can talk by mustumar to Chris, Dave, David, Fiona, Jack Comments: (No comments so far )