Open Virtual Tours and Talks

Virtual Talk about CERN

by Alexis Kalogeropoulos (Princeton University)


A presentation about CERN by one of our CERN guides.

Format of the talk:

  • Content: from his/her home or office, an experienced CERN guide introduces CERN to the general public: it´s organization, research, implemented tools and how all this changes your life.

  • Language: English

  • Duration: 40 minutes presentation plus 20 minutes questions and answers.
  • Places: maximum 50 participants to guarantee a fair interaction between you and the speaker
  • Target Audience: all public, from 14 years old, no prior notion of physics required


Before the day of the talk

  • Register for the Virtual Talk by clicking the "Register" button below.
  • If there is no more seats, try another date or time.
  • For your own comfort, you may download the presentation slides (see link below) to watch it locally on your computer.
  • You can test your computer audio and video connection on

On the day of the talk

  • Join the virtual talk 10 minutes before the start by clickin the "Join" blue button below.
  • You can connect to the Virtual Talk through either (left to your own choice)
    • your favorite browser (you may have to authorize your browser to access your microphone and camera if you want to use them)
    • the Zoom application (automatically proposed for download)
  • You don't have to create a Zoom account to connect to the Virtual Talk. If offered to do so, please decline.
  • Once connected, confirm you join with the computer audio.

    Vidyo Settings
  • During the talk, please switch off your own camera and microphone but leave the sound on.

    Vidyo Settings
  • You can ask questions by using your unmuted microphone or the chat. 

     Vidyo Chat Vidyo Chat
  • Thanks for respecting the speaker and other participants.
  • After the talk, please take 2 minutes to fill out the survey by clicking the "Fill out" blue button below. The button will only appear after the conference has started.

To know more about CERN...

Talk material

  • Your guide will share below the presentation and other relevant documents.
Organized by

CERN Visits Service

Virtual Tour - Alexis Kalogeropoulos
Zoom Meeting ID
Virtual room Alexis Kalogeropoulos
Alexis Kalogeropoulos
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