Unprecedented look at electron: Size limit for undiscovered subatomic particles determined
Published Date: 10/17/2018
Source: sciencedaily.com
A new study suggests that many theorized heavy particles, if they exist at all, do not have the properties needed to explain the predominance of matter over antimatter in the universe. If confirmed, the findings would force significant revisions to several prominent theories posed as alternatives to the Standard Model of particle physics, which was developed in the early 1970s.