Natural philosophy has its origins in Greece during the Archaic period, (650 BCE – 480 BCE), when pre-Socratic philosophers like Thales rejected non-naturalistic explanations for natural phenomena and proclaimed that every event had a natural cause.Islamic scholarship had inherited Aristotelian physics from the Greeks and during the Islamic Golden Age developed it further, especially placing emphasis on observation and a priori reasoning, developing early forms of the scientific method.He asserted that the light ray is focused, but the actual explanation of how light projected to the back of the eye had to wait til 1604.His Treatise on Light explained the world's first camera obscura hundreds of years before the modern development of photography.
The translation of The Book of Optics had a huge impact on Europe.
The Philippines, being a country archipelago of islands and seas, have naturally wonderful beaches, some of which are famous the world over.
Beaches like Puerto Galera, Boracay, and the various beaches in Cebu rake in tourists from around the world all year round because of their pristine and cool blue waters and fine, white-sand shores.
The most notable innovations were in the field of optics and vision, which came from the works of many scientists like Ibn Sahl, Al-Kindi, Ibn al-Haytham, Al-Farisi and Avicenna.
The most notable work was The Book of Optics (also known as Kitāb al-Manāẓir), written by Ibn Al-Haitham, in which he was not only the first to disprove the ancient Greek idea about vision, but also came up with a new theory.