IN the debate upon the Tehuantepec bill in the Senate in February, 1887, after stating what the Monroe doctrine was, and that every soldier and sailor, every life even, in the United States was ...

FOR more than four hundred years the mind of man has been possessed with a great idea, which, although by its wide diffusion and prophetic nature resembling one of those fundamental instincts whose ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

Cronin, Thomas W. and Dowsett, Harry J. 1996. "Biotic and oceanographic response to the Pliocene closing of the Central American isthmus." In Evolution and ...