![](http://www.symmetrymagazine.org/breaking/wp-content/uploads/2011/07/DZeroimagett_afb_11-300x225.jpg)
This story first appeared on July 25 in Fermilab Today. A new result from Fermilab’s DZero experiment was announced Saturday at the European Physical Society conference in Grenoble, France, studying the production of the top quark and its antimatter counterpart, the antitop quark, in proton-antiproton collisions. This result, called top quark forward and backward asymmetry, [...]