The chainsaw was originally invented to assist in childbirth - specifically, to cut through the pelvic bone during obstructed labour.

In 2005, the US Treasury released a $1 coin with free shipping. Some savvy individuals bought large quantities of these coins on their credit cards, then paid off their credit cards with the same $1 coins, effectively earning infinite airline miles.

According to a study, most dogs reach peak cuteness between six and eight weeks old.

Portuguese is the most spoken language in the southern hemisphere, with over 250 million speakers across Brazil, Mozambique, and Angola.

According to a study, dunking an Oreo in milk for three seconds gives you the optimal balance of sogginess and structural integrity.

Elvis Presley's manager sold 'I Hate Elvis' badges to profit from fans who disliked Elvis and wouldn’t buy his official merchandise.

According to a 2010 study, people fluent in multiple languages almost always swear in their native tongue.