Wiki Science Competition is the biggest science photo competition in the world. Since 2019, Switzerland takes part for the third time in Wiki Science Competition 2023 (WSC) with its own national jury and prizes, thanks to the financial support of Wikimedia CH. The competition includes also Liechtenstein.

The website will be active to upload images from 15 November up to 23:59 (CET) 15 December.

To participate you will need a account wikimedia, which is valid for all platforms of the wikimedia ecosystem. You can create an account here. Be sure to add your email address so that we can contact you when you win!


Project page 



  • Winning pictures of the Swiss national competition: 2019 et 2021



  • Alessandro Marchetti, coordinateur national Suisse du concours, Tél. +39 0587 421 401 (fixe), +39 340 250 63 29 (mobile),
  • Ilario Valdelli, Innovtion Manager, Wikimedia CH, Tél. +41 76 482 13 71,