Toiling away in a cramped and sweltering basement, an all-black team of women helped the US win the Cold War by secretly ...

German U-boats nearly strangled Allied supply lines during the war. This video explains how codebreakers exposed their movements and plans. Decrypted messages allowed convoys to avoid danger or set ...

Exhibition brings to light work of MI1(b) and Room 40, latter of which helped bring US into Great War after deciphering Zimmermann telegram In January 1917 British codebreakers known as Room 40, named ...

The first breakthrough in the battle to crack Nazi Germany's Enigma code was made not in Bletchley Park but in Warsaw. The debt owed by British wartime codebreakers to their Polish colleagues was ...

Operations Director at The National Museum of Computing Victoria Alexander demonstrates how the Tunny Machine was used during World War II at Block H, Bletchley Park. Credit: Getty Images A historic ...

Hulton Archive / Getty Images We can now learn more about one of the most controversial monarchs in European history, thanks to a trio of amateur cryptologists who unknowingly stumbled upon a treasure ...

In early February of 1943, Gene Grabeel walks toward a corner of a large, crowded room inside Arlington Hall near Washington, D.C. Around her, clutches of people huddle over tables and quietly rifle ...

Thousands of women tirelessly worked in close quarters throughout the war breaking codes for the Army and Navy. Vowed to secrecy, they have long gone unrecognized for their wartime achievements.

The 1938 Christmas greeting would've only held significance for those "in the know" Bletchley Park In the fall of 1938, an eclectic ensemble of 150 men and women arrived at Bletchley Park, a country ...

BUCKINGHAMSHIRE, England — Back in 1929, United States Secretary of State Henry Stimson coined the immortal phrase “Gentlemen don’t read other gentlemen’s mail.” So saying, Stimson closed down the ...

Coded Nazi messages intercepted by Britain could have exposed the scope of the Holocaust years before the liberation of the death camps, but Allied codebreakers failed to fully understand the ...