For millennia, human civilization has been defined by a persistent and universal struggle against aging , disease , and mortality . From the earliest mythologies to classical philosophies, societies envisioned elixirs of life , divine interventions, and mystical mechanisms capable of extending existence beyond natural biological limits, often intertwining spiritual belief with early attempts to explain biological decay and the fragility of the human condition. These narratives were not mere fantasies, but symbolic expressions of humanity’s deep-seated drive to preserve consciousness, identity, memory, and continuity across time. They reflect an enduring desire to transcend biological impermanence, confront the vulnerability of the human body, and overcome the constraints imposed by nature through knowledge, innovation, culture, and meaning, while also expressing a collective aspiration to extend human presence, legacy, and influence across generations. In the modern era...