The Instituto de Astrofísica de Canarias (IAC) has successfully completed a technological milestone of great significance: the “Redundancy of the RedIRIS Tenerife–La Palma Maritime and Terrestrial Optical Network” project. This new and robust optical communications network guarantees the continuity of the data highways for the Canary Islands’ observatories — the Teide Observatory (OT) in Tenerife and the Roque de los Muchachos Observatory (ORM) in La Palma — ensuring their connectivity in the event of any technical or environmental contingency. This achievement is the result of a joint

The Instituto de Astrofísica de Canarias (IAC) and Wikimedia Spain are organising, on the occasion of the International Day of Women and Girls in Science, a Wikipedia editing workshop and an edit-a-thon of biographies of female astronomers and astrophysicists, an initiative that seeks to highlight the talent of women in the field of astronomy and astrophysics and contribute to reducing existing content gaps in the free encyclopaedia. The proposal is divided into two complementary days, designed to facilitate participation by anyone, regardless of their level of prior knowledge about editing