“Mystery Moment in Time” –The Observable Universe’s Missing Antimatter

 

Cosmic Microwave Background

 

The Standard Model of particle physics has reigned triumphant for nearly half a century, confirmed by observation upon observation. Nevertheless, it fails to explain why the observable universe contain virtually no antimatter. Particles of antimatter have the same mass but opposite electrical charge of their matter counterparts. But they’ve never been seen. Such gaps have inspired physicists to search from subatomic particles to galaxies for laws of nature beyond the Standard Model.

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