Scientific pioneer drinks behind empty trough

• Ancient Greek philosopher
• Pre-Socratic philosopher
• He held that all things originated in water (624-546 BC)
• Greek philosopher
• Greek philosopher and astronomer (who predicted an eclipse in 585 BC) who was said by Aristotle to be the founder of physical science

Wikipedia Word definitions in Wikipedia
Thales of Miletus (; , Thalēs ; 624 – c. 546 BC) was a pre-Socratic Greek philosopher , mathematician and astronomer from Miletus in Asia Minor , current day Milet in Turkey and one of the Seven Sages of Greece . Many, most notably Aristotle , regard him ...