As Wednesday is sci-tech day on this blog site, with Thursday usually focused on health and well-being, I start today with a response from Google AI to my question:  What is the most promising development to halt and reverse aging? The most promising development in halting and reversing aging is cellular reprogramming (epigenetic restoration) , a technique that resets old, damaged cells to a youthful, functional state. This technology has officially entered its first FDA-approved human trials, marking a massive leap from animal studies to human medicine. [ 1 , 2 , 3 ] There is a lot history to this topic, and I have posted on this subject too many times to count, so decided that this topic will be developed into a series with the following possible episodes: Longevity range of life. A history of hopes and promises to live forever. There are various organisms capable of essentially living forever.  Can we decifer how they do this? The science of eternal life. Can there som...