The collection in Cambridge includes Darwin's pocket notebooks recording early ideas contributing to his theory of evolution, and feature the Tree of Life diagram which he drew on his return from the ...

A collection of rare project writings by Second World War codebreaker Alan Turing has been saved after an export bar was placed on them to prevent them being taken abroad. Following Turing's ...

Darwin sketched his Tree of Life in a notebook The collection in Cambridge includes Darwin's pocket notebooks recording early ideas contributing to his theory of evolution, and feature the Tree of ...