World History Minute: Darwin Publishes 'Origin Of Species'

** FILE ** In this Nov. 15, 2005 file photo a copy of Charles Darwin's "B notebook", in which he wrote the words "I think" and drew a simple evolutionary tree is on display during a press preview of "Darwin" at the American Museum of Natural History in New York. On Feb. 12 2009 was the 200th birthday of Charles Darwin.
A copy of Charles Darwin's "B notebook", in which he wrote the words "I think" and drew a simple evolutionary tree is on display during a press preview of "Darwin" at the American Museum of Natural History in New York. Mary Altaffer / AP Photo
** FILE ** In this Nov. 15, 2005 file photo a copy of Charles Darwin's "B notebook", in which he wrote the words "I think" and drew a simple evolutionary tree is on display during a press preview of "Darwin" at the American Museum of Natural History in New York. On Feb. 12 2009 was the 200th birthday of Charles Darwin.
A copy of Charles Darwin's "B notebook", in which he wrote the words "I think" and drew a simple evolutionary tree is on display during a press preview of "Darwin" at the American Museum of Natural History in New York. Mary Altaffer / AP Photo

World History Minute: Darwin Publishes 'Origin Of Species'

On November 24, 1859, Charles Darwin strung together years of botanical and zoological research to publish the Origin of Species, the first major book outlining theory of evolution. 

Historian John Schmidt shares how Darwin came up with his theses and how society reacted to it.