Stéphan Bureau discusses with Alan Cohen on transhumanism, a new philosophy that aims to make human being more efficient with the use of emergent technologies. The discussion takes them through diverse subjects related to the aging process, such as aging definition and its underlying theories, extending human lifespan and immortality, long-lived species, and differences in longevity across human populations and individuals. Rebroadcast available in French only on Radio-Canada première chaîne website.