On February 8th and 9th 2018 CIC biomaGUNE in collaboration with the Materials Physicis Center (CFM, CSIC-UPV/EHU), CIC nanoGUNE and Donostia International Physics Center (DIPC) commemorated this day celebrating a series of events that aim to make visible the activity of women in science, break with the typically male roles attributed to scientific-technical activities and encourage the choice of scientific careers among girls and adolescents. The activites organized included: Activites for 5th elementary grade students, a seminar by two women scientists on Career development outside academia who gave their view on switching career from academia to industry, prospects, and outcomes, and finally the participation by Aitziber L. Cortajarena on the Donostia City of Women researchers Colloquium.