The US Navy has a tradition that no submarine is ever considered lost at sea. Subs that don’t return, including 52 lost during WWII, are considered “still on patrol.” Every year at Christmas sailors manning communications hubs send holiday greetings to those listed as still on patrol. – WTF Fun Facts
Source: https://seamussweeney.net/2018/10/18/still-on-patrol/
Goldfish can see more colors than we can. Human eyes can see only three primary colors: red, blue and green. All other colors are mixtures of these. A goldfish, however, can see four, making it a tetrachromate. – WTF Fun Facts
In 2014, Sony created a new cassette tape capable of holding 185 terabytes, or 148 gigabits per square inch. That’s the equivalent of 11,840 16 gigabytes iPhone’s or about 3,700 Blu-ray discs. – WTF Fun Facts
Ancient Roman artisans crafted a glass chalice, known as the Lycurgus Cup, using nanoparticles of gold and silver so that it would appear different based on the type of liquid in the cup. On display, it appears jade green when lit from the front but blood-red when lit from behind. – WTF Fun Facts
In Japan, “Ronald McDonald” is known as “Donald McDonald” or “Donarudo Makudonarudo,” because saying “Ronald McDonald” is difficult in Japanese. – WTF Fun Facts
Source: https://kotaku.com/why-ronald-mcdonalds-name-is-slightly-different-in-japa-1825232733
Dairy Queen’s “soft-serve” contains only 5% milkfat and therefore doesn’t meet the FDA’s current guidelines for ice cream, which requires a minimum of 10% milkfat. However, their recipe hasn’t changed since it was started back in 1940. – WTF Fun Facts
If a female vampire bat is hungry, another female will regurgitate blood from their last meal as a “food donation” and then they will groom each other. – WTF Fun Facts
Source: https://www.popsci.com/vampire-bats-friendly-blood-sucking-monsters/
Ancient Egyptians used a sugaring paste or wax called ‘moum’ made of sugar, water, and lemon for removing body hair. The paste was applied in the direction of hair growth, covered with a piece of muslin cloth and pulled off when cooled. – WTF Fun Facts
Source: https://www.puresugarhb.com/blog/2016/1/26/the-history-of-sugaring
In 1714, Norwegian captain Peter Wessel and an English captain had a 14-hour long ship fight. Afterwards, both ships were badly damaged and the Norwegian captain was running out of ammo. He sent an envoy to the English ship, asking if he could borrow some of their ammo. They said no and then the captains drank to each other’s health, before the ships dispersed. – WTF Fun Facts