Muybridge: Waltzing couple (1893)

Extramission means “sending out,” and the extramission theory is the belief that vision is a force emitted from the eye. It is an intuitive understanding of vision common among children that persists among many adults.

In contrast, the modern visual theory is called “intromission...

• Our brain studies the colour, contours, motion, location of an object, but for consciousness, everything has to arise in seamless unity, all at once, to be able to be experienced.

• We have a lot of unanswered questions about sleep, memories, duplication of the self, and o...

Several decades later, the English mathematician Isaac Newton proved the Copernican heliocentric model. Newton's discoveries in many ways marked the end of the Scientific Revolution. His achievements became the foundation for modern physics.

In 1687, Newton described three laws of motion t...