Unusual facts

1. In the 60's US Army did an experiment, where two people Dave Dobson and Bob Selden without nuclear training had to design a nuke with only access to publicly available documents. They succeeded.

1. Panda bears poop 40 times a day.

Random Fact Sheet #209 - The Ultimate List of 40 Unusual and Interesting Facts - Fact Republic

1. A man named Alexis St. Martin was shot and survived, but was left with an open hole in his stomach wall. He was used in experiments for 12 years as doctors could view his digestion in real time through his wound. He lived for another 58 years.

Random Revelations: Article #25 - 46 Unusual Random Facts - Fact Republic

1. People from England in the past used to believe that collecting fern seeds would make you invisible. It turns out they don’t have seeds.

Wait, what?

1. Chinese billionaire Joseph Lau spent over $50 million on diamonds for two of his daughters, one of which was 1-year-old.

1. When glasses for nearsightedness began to appear in the 15th Century because they were unusual and rare, they were seen as having magical powers, and people who wore glasses were thought to be in league with the devil.

You might not have much use for them but random useless facts are fun to learn nonetheless.