1 Subjects: “...Aristotle / On the generation of animals...”

2 “..., writing 2,350 years ago, Aristotle! asserted that association - of which he defined three specific...”

3 “... speculations of ancient Greek philosophers, especially Plato and Aristotle; (b) there is serious doubt...”

4 “... of Aristotle through the most recent discoveries. Over the years, the field has involved an intertwining...”

5 “..., by Aristotle. How far has science gone in understanding the mechanisms of sleep and wakefulness and the pivotal...”