A: In general, pearls symbolize innocence, love, perfection and purity. Gold and black pearls are symbolic of wealth and prosperity. Fresh water pearls are thought to help open the heart to receiving love and to encourage self-love. White pearls are symbolic of faith, a pure heart, innocence and a pure mind.
He measured the angular separation of the Sun and the Moon when its phase was first or third quarter to derive the distance between Earth and Sun in terms of the distance between the Earth and the Moon. Eratosthenes (276-194 BC) also measured the distance between Earth and Sun as 804,000,000 stadia.
James Hutton (1726-1797) Being the first person to think of the Earth as millions of years old. Farmer and naturalist James Hutton is credited with being the founder of modern geology. The first to determine that the Earth is millions of years old, Hutton believed our planet is continually being formed.