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373 clicks; posted to STEM » on 05 Dec 2021 at 1:24 PM (7 weeks ago) | | share:
Where is the anti-matter?
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Why is there more matter in the universe than anti-matter? If they were produced in equal amounts in the universe, they should have annihilated and just left radiation behind. Does this mean Dirac's theory of anti-matter is wrong? An if anti-particles are mirror particles of our normal matter could there be "anti-stars" in our galaxy, stars made of anti-matter? That's what we talk about today.
The anti-matter panel discussion I mention in the beginning is here https://www.youtube.com/watch?v=-2ngmVwXteE
The anti-star paper is here:
0:30 Sponsor Message
1:38 Is anti-matter a problem?
3:25 What did Dirac say?
6:11 The matter anti-matter asymmetry