Breeds This is a simplified guide to guinea pig breeds for pet owners, and does not explain the various breed standards accepted for showing purposes (most cavy clubs have websites where you can find this information).mooth Recommended for: New owners The Smooth breed of guinea pig is by far the most common type of guinea pig you will see in pet shops, and is the classic image of what a guinea pig should look like in most people's minds.
Sir Isaac. 1642â1727, English mathematician, physicist, astronomer, and philosopher, noted particularly for his law of gravitation, his three laws of motion, his theory that light is composed of corpuscles, and his development of calculus independently of Leibnitz.
Considered one of the greatest scientific minds of all time, mathematician and physicist Isaac Newton formulated theories about motion, gravity and calculus, among a range of other topics. The son of an illiterate farmer, Newton also was a temperamental loner and often secretive about his work. Find out more about this fascinating Englishman, from his long-term interest in alchemy to the job he held that involved sending people to the gallows to the cause of one of his most bitter rivalries.