Elizebeth Friedman revolutionized American cryptology and played a crucial role in bringing down mobsters and spy rings in the 20th century.

Walter Jackson Freeman II was an evangelical neurosurgeon, vocal about his beliefs and touting a procedure of his own creation from the 1940s through the 1960s. It was called a lobotomy, an operation that involved inserting a sharp metal...

When it came to who survived the Titanic and who died that night in April of 1912, social status and gender were staggeringly important. It's well known there weren't enough lifeboats on the Titanic, and the ones that were used could...