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He gained notoriety for his materialistic views, particularly his contention that the sun was a fiery rock.

He was sentenced to death by the Athenian court. He avoided this penalty by leaving Athens, and he spent his remaining years in exile.

Anaxagoras life

Anaxagoras of Clazomenae was an important Presocratic natural philosopher.

Scientist who lived and taught in Athens for approximately thirty years.

Life and writing

The exact chronology of Anaxagoras is unknown, but most accounts place his dates around 500-428 BCE

Anaxagoras

Anaxagoras proposed theories on a variety of subjects, he is most noted for two theories.

Pre-socratics

The Origin of the Cosmos

The Structure of Things

Prior to the beginning of world as we know it everything was combined together in such a unified manner that there were no qualities or individual substances that could be discerned. “All things were together, unlimited in both amount and smallness."

Anaxagoras’ innovative theory of physical nature is encapsulated in the phrase, “a portion of everything in everything.”

Some speculations

His observation of how nutrition works in animals led him to conclude that in order for the food an animal eats to turn into bone, hair, flesh, and so forth, it must already contain all of those constituents within it.

If one were to begin dividing it into smaller and smaller portions there would be no point at which the rice would no longer exist. Each infinitesimally small piece could be divided into another, and each piece would continue to contain rice.

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