The concept of life has long been debated and defined by the presence of certain biological processes and structures. However, a new term is now making waves in the scientific community: postbiotic. As researchers strive to understand the nature of life and its boundaries, the introduction of postbiotic entities—those that were once alive but no longer exhibit biological processes—has sparked intense debates and reevaluations of our existing definitions. How do we delineate the line between what is considered alive and what is not? What implications does this have for our understanding of life and its origins? These questions will undoubtedly drive the conversation as scientists continue to push the boundaries of our knowledge.

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source: Phys.org