The National Nanotechnology Day (USA) started in 2016, and since then, many organizations have started to organize activities around this topic, from videos, webminars, new websites, poster presentatins, lab tours.
This year activites are summarized here: https://www.nano.gov/node/2094. We would like to highlight the following, in which we can participate from abroad:
And we would like to share with you this graphic from Coumpound Interest, to see that nanotechnology is in our everyday's life:
In Catalonia, we have many organizations and associations working for the dissemination and communication of nanotechnology, including the group EspaiNANO (from the ACCC) and the Catalan Nanoscience and Nanotechnology Society (SCN2). This year they have dedicated most of their events to celebrate the 100 years of Feynman (FeynmanTotal).