World Unani Day on 11 February marks the birth anniversary of Hakim Ajmal Khan, a pioneer of Unani medicine in India; the 2026 theme is 'Innovation and Evidence in Unani Practice'. The same date is the International Day of Women and Girls in Science, set up by the UN General Assembly in December 2015 and first observed in 2016, with the 2026 theme 'From Vision to Impact: Redefining STEM by Closing the Gender Gap'. UNESCO notes women make up 35% of science graduates and one in three researchers.