Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Published on Sep 26, 2008
Do particles really have the potential to be in more than one place at more than one time? Watch this mind-bending video from BBC science show 'Parallel Universes' to find out more. Want to share your views with the team? Join our BBC Studios Voice: https://www.bbcstudiosvoice.com/register