We are pleased to announce the release of Our Science Issue 7 – Summer 2018. This issue showcases our open day to commemorate the International Day of Women and Girls in Science, why rheumatic heart disease remains the leading cause of cardiac death and disability in children and young adults worldwide, a look at understanding how a mother’s nutrition around the time of conception leads to changes in her developing embryo’s epigenome, the impact of inhaled environmental exposures on the microbiota of the upper airways of African children as well as profiles of staff who have made significant contributions in their field of work and lots more