An interesting project that can teach you something about AI training bias. While the system can generate marvelous portraits, it was trained on images displaying not a smiling expression, so it will most likely fail on smiling photos.
Correct me, if I am wrong, but AFAIK this is the first time an AI enters a ladder, i.e. playing against humans on their own terms in the wild and not as part of some pre-arranged experiment.
New results in NLP might allow to automate scientific discoveries by data mining of papers. Work considers 3.3M abstracts from material science, physics and chemistry and claims to discover new materials before they are published later on.