CRISPER CAS9 System  (18h 25min, jan 1, 1993 y – 9h 9min, dec 31, 2013 y)
Description:
 Francisco Mojica, University of Alicante, Spain
CRISPR-Cas9 is a unique technology that enables geneticists and medical researchers to edit parts of the genome.
Enzyme called Cas9 that acts as a pair of “scissors” to open up the two strands of DNA so you can add or remove bits of DNA. 
Added to timeline:
Date:
18h 25min, jan 1, 1993 y
9h 9min, dec 31, 2013 y
 ~ 21 years