Studied by 42 people
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Thales of Miletus
624-546 BC
Thales of Miletus
āThe most difficult thing in life is to know yourself.ā
Thales of Miletus
In the 7th Century he was dubbed āThe Father of Science.ā
Thales of Miletus
He was the first to posit non-supernatural explanations forearthquakes, lightnings, etc.
Thales of Miletus
He predicted solar eclipses, droughts and made a fortune doing so.
Anaximander
610-546
Anaximander
āThe source from which existing thing derive their existence is also that to which they return at their destructionā
Anaximander
Believed that life came from water and mud.
Anaximander
He proposed that humans evolved from lower life forms. (This speculation was later vindicated by Charles Darwin, 2400 years later.)
Empedocles
490-430
Empedocles
There are forces in nature called Love and Hate. The force of Love causes elements to be attracted to each other and to be built up into some particular form or person and the force of Hate causes the decomposition of things.
Empedocles
Discovered air using a straw and a glass of water.
Democritus
460-370 BC
Democritus
Nothing exists except atoms and empty space, everything else is opinion.
Democritus
First to theorize that matter is made up of āatoms.ā (literally means āuncut-ableā in Greek)Ā
Eratosthenes
276-194 BC
Eratosthenes
Accurately measured the size / circumference of the earth using 2 sticks.
Eratosthenes
He created the first map of the world
Pythagoras
570-495
Pythagoras
āA fool is known by his speech and a wise man by silence.ā
Pythagoras
Started a school dedicated to Mathematics and its application to nature.
Pythagoras
Pythagorean Theory
Heraclitus
āBig results require big ambitions.ā
Heraclitus
Moon and sun were bowls of fire
Heraclitus
The rotation of the moonās bowl resulted in phases and eclipses
Parmenides
Explained the origin of the moonās light
Parmenides
Heliophatism- the moonās light originates from the sun
Parmenides
The morning star is the evening star
Parmenides
The earth is spherical
Hippocrates
āFather of Modern Medicineā
Hippocrates
Believed that medicine should be based on natural sciences geared towards diagnosing, preventing and treating diseases
Hippocrates
He developed the basics of clinical medicine
Galen
āFather of Systematic Medicineā
Galen
Performed dissection on animals
Galen
The first physician to consider pulse in identifying the occurrence of illness
Ā
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