Famous early physicists:
Famous physicists of the 18th century:
Famous physicists of the 19th century:
Famous physicists of the 20th century:
External link
... population is spread out with 17.4% under the age of 18, 3.5% from 18 to 24, 22.3% from 25 to 44, 28.7% from 45 to 64, and 28.1% who are 65 years of age or older. Th ...