“…Recent speculative approaches inspired by Stengers' thought have tapped into this theoretical-methodological gap (e.g., Guggenheim et al, 2017;Wilkie and Michael, 2018;Wilkie et al, 2017). Contributing to this scholarship, our previous studies (Meskus, 2023;Mäkelin and Hautamäki, 2021) have highlighted the fruitfulness of speculative research in resisting a 'future that presents itself as obvious, plausible, and normal', as Stengers (2010: 10) puts it. In this article, the critique of instrumentalized rationality in science, developed in and through speculative thinking, is crucial in addressing the questions of experienced time in the context of aging and biotechnology.…”