what do you think the best discovery is from space?

Question: what do you think the best discovery is from space?
- Keywords:
  discovery,
  space
Asked by 123 to Claire on 11 Nov 2014.
- Claire Cooke answered on 11 Nov 2014:
  
  That’s a good question, but unfortunately it’s not one I can answer. I’m not a chemical engineer/scientist myself, I was asked to take part in the ChemCareers Zone to answer questions about careers in chemical engineering.
  
  Sorry!

Question: what do you think the best discovery is from space?