› added 2 years ago

120

TIL that Leo Marks, a WWII cryptographer, suspected that Germans had infiltrated the Dutch network in 1943 because all messages were being sent without any errors. To test his theory, Marks sent a message with "HH" and received "HH" in response. "HH" was a common German sign-off for "Heil Hitler."

Read more beatlyzer.com

via beatlyzer.com

9wy9G TIL that eight NFL Franchises have two consecutive Super Bowl wins, with the Steelers doing it twice. No team has ever won three in a row.
bGwp TIL an explorer attempting the first-ever solo crossing of Antarctica died last January after 900 miles, just 30 miles short of his goal
Vj8Q TIL while filming The Blues Brothers, Dan Aykroyd saved Carrie Fisher by performing the Heimlich maneuver while she was choking on a Brussels sprout.
4XmJJ TIL acts of bestiality appear several times in European cave art, with the oldest depiction being from a cave in Portugal dating back to the Paleolithic period.
xVaa1 TIL Juan García, deliberately became a double agent against the Nazi's during WWII. He was so good he was awarded medals by both sides in the war. He convinced the Nazi's the D-Day landing was a diversion for an attack in Pas de Calais, so they kept large forces there before and after the invasion.