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TIL Nazi spies tried infiltrating Russia in WW2 using fake passports; the passports were recognized as fraud because Russian passports use iron staples that stain the pages with rust, while Nazis used steel. During the Cold War, American spies made the same mistake

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OdMX TIL the last WWII officer surrendered in 1974 after living on an Island for decades, convinced that the war was not over. He died in 2014 at age 91.
QN0Ra TIL - You can actually sell your stool
ne48Y TIL real wasabi is actually pretty rare, expensive, and loses flavor within 15 minutes, so most of the time it’s actually made from horseradish.
j6ZkQ TIL At its pinnacle in the late 1980s, waterbeds made up 22 percent of the mattress market in the US
W4LX TIL of Genie Wiley who was kept as socially isolated as possible by her father for the first 13 years of her life. She was studied extensively after her release, helping further psychological and linguistic science.