CERN LHC beam is running currently, and the Note says that they intend to run it for the next 10-12 hours. I'm noticing that the ALICE Experiment is one of the only feeds that are not shown on this site.
https://op-webtools.web.cern.ch/vistar/vistars.php

What is this? I don't understand what this means.

In response Phil Griff to his Publication

It is data from the Large Hadron Collider (LHC) at CERN.

Here is the info regarding the LHC:
https://home.cern/science/accelerators/large-hadron-collider

Here is the info on this specific data page Bender posted:
https://op-webtools.web.cern.ch/Vistar/Doc/LHC1.pdf

Only people mentioned by @Victorious11 in this post can reply

In response Victoria Walters to her Publication

You are welcome. Happy to help.