30 Daily Fun Facts That’ll Teach You Something New Every Day

In microgravity, fluid shifts toward the head, causing astronauts to experience nasal congestion, sinus pressure, and facial puffiness.

Both U.S. and Soviet militaries have trained dolphins. They can be used for rescuing lost naval swimmers and locating underwater mines.

Around 80% of South Sudan’s population lives in poverty, surviving on less than a couple of dollars per day.

Unpeeled oranges float in water, while peeled oranges sink. This surprising phenomenon is due to the increased buoyancy of orange peel, which contains small pockets of air.

The number eighteen features in many important Hindu texts. For example, the “Bhagavad Gita” has 18 chapters, and in the “Ramayana,” Rama fights a battle that lasts 18 days.

The concept of “buy one, get one free” deals was pioneered in the 18th century by marketing genius Josiah Wedgwood to boost sales of pottery.

Trichophobia is the fear of hair, often loose strands on clothing, and it commonly overlaps with obsessive-compulsive disorder through shared avoidance and contamination fears.

In the Soviet Union, all cafeterias served fish dishes on Thursdays, officially to diversify the people’s diet, though it also helped address meat shortages.

Great white sharks are the largest predatory fish, growing up to 20 feet (6 meters) long and weighing up to 4,500 pounds (2,041 kg).

Earth is unique among the planets in our Solar System as it is the only one not named after a god. “Earth” originates from Old English and Germanic words meaning “ground” or “soil.”

The unification of Norway as a single kingdom began in 872 AD, when King Harald Fairhair united the many smaller Norwegian kingdoms through conquest.

In 1926, jazz pianist Fats Waller was reportedly abducted by armed men in Chicago and taken to perform at Al Capone’s birthday party.

Titan, one of Saturn’s moons, has low gravity and a dense atmosphere. If you attached simple wings to your arms there, you could fly just by flapping them!

An octadecagon is a shape with 18 sides, and it’s sometimes used in engineering or graphic design where many small yet precise angles are needed while closely resembling a circle.

Cacti are the perfect low-maintenance houseplants because they don’t need much water, thrive in bright light, and can live 10 to 20 years indoors.

While the first half of June was seen as an incredibly unlucky time to get married in ancient Rome, the second half was a favorite!

Alaska Airlines allows passengers flying from Hawaii to anywhere within the United States to check one “properly packaged” box of pineapples for free.

At around one month of age, young buzzards are mostly feathered instead of having downy plumage and can begin to feed themselves.

The Lacoste crocodile, introduced in the 1920s and put on shirts in 1933, became the first visible logo in fashion.

Dwarf actors in the 1987 film “The Garbage Pail Kids” could only survive in their costumes for five to seven minutes before their oxygen supply depleted.

The first movie of the musical genre, “The Jazz Singer,” was released in 1927.

An octodecillion is a 1 followed by 57 zeros. In the idle game Cookie Clicker, baking one octodecillion cookies in one ascension gains you the achievement of “Absolutely Stuffed.”

At the annual “Eat Beef and Scream” contest in Yufuin, Japan, participants eat local beef before screaming phrases into a decibel meter. The loudest, most unique phrase wins.

Ethiopia follows a 13-month calendar that is approximately 7 to 8 years behind the Gregorian calendar, with the new year beginning every September.

A Packers fan who regularly sold his blood to buy tickets later learned that the habit had unknowingly protected him from hemochromatosis, a condition causing toxic iron buildup.