making death "optional"

News on aging and staying young this week. NASA, leaning in to a new treatment that could keep astronauts from aging out on the long trip to Mars. Space travel accelerates aging. On Earth, we're talking about "super-longevity," even immortality. Silicon Valley billionaires want it all, and are investing big brains and bucks to get it. Listen how the drive to make death "optional."

the podcast here.