1. It was also the "most liked" tweet of the year, with 4.59 million likes.
2. Microscopic as the subjects are, the benefits of the scientists’ research are set to be huge.
3. Last question: a lot of thework you've donebrings out a lot of strong emotions in a way that it kind of questions themorality of heroism and justice. Is there anything related to you that makes us think of ourselves being a hero or yourself as one?