Astronomical dating of ramayana
He served with competence for eighteen years and in 1915 officiated as Chief Justice.He has said: "Ages before Lamarck and Darwin it was held in India that man has passed through 84 lakhs (8,400,000) of birth as plants, animals, as an "inferior species of man" and then as the ancestor of the developed type existing to-day.What would you say about the people or culture who gave us the place-value system of numerals, the numerical zero, the trigonometric function sine and several trigonometric formulae, and set standards for mass, length, and time? The ancient Hindus used a complex calendar that used the sun and the moon in defining the day, month and year.What about those who developed a sophisticated system of medicine with its mind-body approach known as Ayurveda, detailed anatomical and surgical knowledge of the human body, metallurgical methods of extraction and purification of metals including the so called Damascus blade, chemical techniques to transform compounds, knowledge of various constellations and planetary motions that was good enough to assign motion to the Earth in the fifth century A. While days and months were defined by the moon, the year was defined by the sun.It was considered sacred and as good as their moral codes for society.Scientific activities had important functions that were valued in society.This would also explain why extraordinary steps were taken to preserve the Vedas, and the honor given to the Vedas by Hindus, even though its meaning is little understood today.
India developed very early, enduring atomist theories of matter.
Regarding the Earths motion, Aryabhatta I suggested about one millennium before Copernicus a theory in which the Earth was in axial rotation.
All stars, but not planets, were at rest in this theory.
Sage Bharata in his Natyasastra 2.23 refers to the sages who knew the hidden meaning of the Vedas.
This coding of knowledge proved to be very successful in disseminating the knowledge to common folks.