One of the company's ambulance cars is seen parked outside Tomorrow Biostasis' headquarters in Berlin on September 4, 2024. Once a fringe pursuit reserved for eccentric billionaires, the field of cryogenic freezing -- also known as cryonics -- has become more accessible in recent years. (Photo by Raphaelle LOGEROT / AFP) (Photo by RAPHAELLE LOGEROT/AFP via Getty Images)