This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. LONDON (AP) — Two of naturalist Charles ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. In this photo provided by Cambridge ...

Last month, two of Charles Darwin's notebooks that had been missing from the Cambridge University Library for 20 years were returned. Over two decades ago, two tiny historic notebooks that once ...

A view of the "Tree of Life" sketch in one of naturalist Charles Darwin's notebooks which have recently been returned after going missing in 2001, in Cambridge, England. (Stuart Roberts/Cambridge ...

Getting your Trinity Audio player ready... LONDON — Two of naturalist Charles Darwin’s notebooks that were reported stolen from Cambridge University’s library have been returned, two decades after ...

A pair of notebooks belonging to naturalist Charles Darwin was returned to the University of Cambridge’s library two decades after they were stolen. The two manuscripts were delivered to the library ...