The new experiment will fire a beam of neutrons at an impenetrable wall. On the other side of the wall, a neutron detector will be set up, which normally would expect to detect nothing. But if the detector does register the presence of neutrons, the theory is that they may have gone through the wall by “oscillating” into the mirror world – becoming mirror neutrons – and reappearing in this universe, and more specifically the lab in Tennessee.
If you add the tear from to the laughing face, , you get an emoticon which shows someone laughing so much that they can't help dribbling.Where is the laughing and simultaneously crying emoticon when you need it?
At last!Nice simple explanation in this article... Scientists are trying to open a portal to a parallel universe