Question: Who was considered the greatest experimenter of antiquity, and was one the first to describe specular reflection?
Sentence (from "Hero of Alexandria"): Hero of Alexandria ( ; Greek: Ἥρων ὁ Ἀλεξανδρεύς , "Heron ho Alexandreus"; also known as Heron of Alexandria ; c. 10 AD – c. 70 AD) was a mathematician and engineer who was active in his native city of Alexandria, Roman Egypt.
Relevant evidence: No