This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. Why didn’t the universe annihilate itself moments ...

Physicists working at the CERN particle physics lab said they detected a slight but significant difference in how particles of matter and antimatter decay. By Kenneth Chang Understanding why matter ...

William Barter works for the University of Edinburgh. He receives funding from UKRI. He is a member of the LHCb collaboration at Cern. Why didn’t the universe annihilate itself moments after the big ...