› added 3 days ago

TIL that in medieval Europe, people used urine to bleach their clothing because it contains ammonia.

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via reddit.com

XE5Vr TIL Cloudflare uses a wall of lava lamps to generate truly random encryption keys for their networks. Every detail about photos of the lava lamps are turned into completely unique and unpredictable strings of characters
Jr4Q TIL in 1916 German agents blew up a munitions depot in New Jersey. An explosion so large that could be compared to a 5.5 Richter scale earthquake. $100K in damage was done to the Statue of Liberty and people as far away as Maryland were woken up by what they thought was an earthquake.
l7No1 TIL that O. J. Simpson's infamous Ford Bronco now sits in a crime museum in Tennessee, alongside other artifacts like the VW Beetle owned by serial killer Ted Bundy and a machine gun prop from the movie Scarface.
K5lB TIL of the Laha Massacre where Japanese forces picked 300 Australian and Dutch POWs at random in February 1942 and executed them in revenge for the sinking of a Japanese ship. Surviving crew members of the sunken ship took part in the killings.
oobo TIL that KIND, which makes energy bars, relies in part on spreading acts of kindness. Employees are given plastic cards that they can give out if they see random acts of kindess. Kind will then send the samaritan a couple bars as well as another card to pay the kindness forward to someone else.