Greg Miller

Prisons have been controversial since their beginnings in the late 1700s — why do they keep failing to live up to expectations?

For decades, the CIA read the encrypted communications of allies and adversaries.

Soviet ban? What Soviet ban?

Dozens of vessels that brought gold-crazed prospectors to the city in the 19th century still lie beneath the streets.

Bicycle mania swept the nation at the end of the 19th century. Can it happen again?

A new gallery provides a rare look inside the 75-year history of the agency’s mapping unit.

The Infectious Texts project is the compilation of 41,829 issues of 132 newspapers from the Library of Congress.