United States President Lyndon B. Johnson’s televised announcement that he would not run for re-election shocked a nation divided by the Vietnam War.

Magazines of the freshly founded United States drew legitimacy and stability from the collective voice and sociability of their editors.

In the 19th century, Europe and the United States saw a "mania for operating."

Can monkeys talk? According to new research, they could, if their brains would let them.

Do men interrupt more than women? Why? A look at the research on gender and interrupting.