If you are talking about [1], I think nobody knows how they are possible. https:... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		marcosdumay on March 18, 2019 \| parent \| context \| favorite \| on: Atlas observes light scattering off light If you are talking about [1], I think nobody knows how they are possible. https://en.wikipedia.org/wiki/Oh-My-God_particle

saagarjha on March 18, 2019 [–]

That article links to a much better written one that appears to discuss this exact issue: https://en.wikipedia.org/wiki/Greisen–Zatsepin–Kuzmin_limit. Thanks!

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact