Humans have grappled for centuries with the question of whether or not we can slow the effects of aging. Understanding the biological process called 'senescence' which refers to the aging of cells could very well hold the key to eternal youth.

Imagine a world where people live healthier for longer, and where the fountain of youth isn't a myth or something dreamt up in the movies, but in fact a reality. Gene editing may well just hold the key to this eternal youth many of us have been looking for.