I  INTRODUCTION
Sir Christopher Wren (1632-1723), English architect, scientist, and mathematician, who is considered his country’s foremost architect. His work, in a simple version of the baroque style, displayed great inventiveness in design and engineering. The Wren style strongly influenced English architecture in the Georgian period and its colonial version in America.

II  EARLY [...]

Edwin Hubble (1889–1953), American astronomer, who made important contributions to the study of galaxies, the expansion of the universe, and the size of the universe. Hubble was the first to discover that fuzzy patches of light in the sky called spiral nebula were actually galaxies like Earth’s galaxy, the Milky Way. Hubble also found the [...]