Human cryogenics, also known as cryonics, involves preserving the human body at ultra-low temperatures after legal death with the hope of future revival.
The process includes cooling the body to -196 degrees Celsius using liquid nitrogen and replacing bodily fluids with cryoprotectants to prevent ice crystal formation.
Companies offer cryonic preservation services, storing individuals in facilities worldwide, despite the concept initially sounding like science fiction.
Cryonics has been depicted in films and TV shows, reflecting real debates on the feasibility, ethics, and future of human cryopreservation.
Past scientific efforts towards cryogenics date back to the 1960s, with key milestones in cryopreservation research from the 1940s to present-day advancements integrating nanotechnology.
Current cryonics organizations include Alcor, Cryonics Institute, KrioRus, and Tomorrow Bio, each offering different preservation methods and services.
Challenges in cryonics include tissue damage, memory preservation, legal considerations, and financial sustainability, despite advancements in regenerative medicine and AI.
Critics question the scientific basis of cryonics, while proponents believe in its potential for future medical breakthroughs, making it a controversial investment in the unknown.
The frozen future of cryonics remains a captivating frontier in modern science, balancing between hope for extended life and skepticism towards its scientific validity.