That is Popular Mechanic's chosen clickbait title, but oof.. not really the message from Kurzweil.. this isn't time travel.

> Computer scientist and futurist Ray Kurzweil believes humanity will achieve “longevity escape velocity” in just three years.

> The concept basically states that due to medical and technological advances, we will soon reach a point where our life expectancies lengthen by more than one year per year, effectively giving us time back on the clock.

His singularity predictions started in 2005 https://en.wikipedia.org/wiki/The_Singularity_Is_Near