He said he was appalled that Hamburg zoo still had sculptures of Indians and Africans at its entrance, a sign that humans as well as animals were on display.
The evolution of North American horse, which was once presented as a classic textbook example of gradual evolution, is now providing equally compelling evidence for punctuated equilibrium.
The editor's office used to be occupied by founder Dewitt Wallace, who, along with his wife, Lila Acheson Wallace, launched Reader's Digest in 1922 with condensed articles from other publications.
Earlier, the Babylonians had attempted to map the world, but they presented it in the form of a flattened disc rather than a sphere, which was the form adopted by Ptolemy.