When was your last discovery (or next step) in the process of your theory? And what was it?

Question: When was your last discovery (or next step) in the process of your theory? And what was it?
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Asked by Aimee to Michael, MG, Jesus, Baljit, Arlene on 7 Nov 2015. This question was also asked by glaze-dohnutty, MidgetCharlie, Sciencelover12, Naomi.
- Baljit Ghatora answered on 7 Nov 2015:
  
  I have a couple of senior scientists that are working under my supervision and one of them just made a new method in which we can make new plastic containers to store our food! Isn’t that exciting?!?!
- Jesus Calvo-Castro answered on 8 Nov 2015:
  
  Understand how to use the emission of light of some new molecules to detect vapours of explosive compounds, quite exciting!

Question: When was your last discovery (or next step) in the process of your theory? And what was it?