Early Beginnings
- 440 BC Democritus speculates about fundamental indivisible particles—calls them "atoms"
- 2nd century BC Kanada theorizes the existence of four kinds of atoms, which could combine to produce diatomic and triatomic molecules.
Read more about this topic: Timeline Of Atomic And Subatomic Physics
Famous quotes containing the words early and/or beginnings:
“the cluttered eyes
of early mysterious night.”
—Imamu Amiri Baraka (b. 1934)
“The beginnings of altruism can be seen in children as early as the age of two. How then can we be so concerned that they count by the age of three, read by four, and walk with their hands across the overhead parallel bars by five, and not be concerned that they act with kindness to others?”
—Neil Kurshan (20th century)