Charles Darwin

The Comte de Buffon's thirty-six volume Natural History claimed that America was a land of degeneracy. That enraged Thomas Jefferson.

How did facial hair win American men’s hearts and minds? Thank the War on Terror.

For well over a hundred years, paleontology has done double duty as mass entertainment.

Susan Fenimore Cooper is now being recognized as one of the nation's first environmentalists.

Our identity is mapped at our fingertips, but also, maybe, our individual fate.

Boston and Providence meet the famous Siamese twins, Chang and Eng Bunker.

More than 150 years ago, Frederick Law Olmsted changed how Americans think of public space.

It's impossible to revisit the history of America's quest for racial purity without sometimes being reminded of the current public discourse.

The writings of the Scottish-born American naturalist John Muir are known for their scientific acumen as well as for their rhapsodic flights.