Updated: 8:29 PM UTC, Jul 16, 2017

Fallen Astronaut - The Work of Art on The Moon

Yes indeed, there is a work of art on the Moon. This aluminum sculpture of an astronaut in a spacesuit measures a little more than 3 inches and  commemorates astronauts and cosmonauts who have died in the advancement of space exploration. It was placed there by the crew of Apollo 15 on August 1, 1971.

Now I Know
845
I Knew it
361

Snow And Ice Hits the Sahara Desert

As unbelievable as it may seem, snow fell on the Sahara Desert on February 18, 1979. Furthermore, the word Sahara in Arabic means desert so by saying Sahara Desert one is, in fact, uttering a redundant phrase.

Now I Know
836
I Knew it
399

The Planet Tatooine In Star Wars Is, In Fact, A Real City

In Star Wars, the planet Tatooine is directly inspired by the Tunisian town of Tataouine and the desert of the same name. Several scenes of young Anakin Luke Skywalker were shot at this site. The movie set was left intact and is a tourist attraction today.

Now I Know
708
I Knew it
410

Why Shouldn't You Put Bread Upside Down On The Table

In many cultures, people do not turn the bread upside down on the table because it will bring bad luck. The origin of this belief comes from the Middle Ages. On an execution day, the baker reserved a loaf of bread for the executioner by turning it upside down. So turning a loaf of bread upside down was and still is a sign of death and misfortune.

Now I Know
749
I Knew it
338

The Popular Misconception About Classical Music

One usually believes that the term “classical music” refers to art music originating from the Renaissance period. However, this label is incorrect as this genre of music encompasses music spanning several epochs (Baroque, Classical, Romantic, Modern ….). Thus, Mozart belongs to the Classical era as Jean-Sébastien Bach is of the Baroque period.

Now I Know
974
I Knew it
404

St Bernards And A Barrel Of Alcohol

St Bernards have never worn barrel of alcohol around their neck. It is an image that was created by the painter Edwin Landseer describing the rescue of mountain climbers after an avalanche. This image was so endearing that the St Bernard and the alcohol barrel have been associated since.

Now I Know
992
I Knew it
646

Scaffolding Since Prehistoric Times

Prehistoric man, to paint several meters up the Lascaux cave, fabricated scaffoldings. Archaeologists have discovered halfway up the wall lines very regular holes, evidence of the establishment of a temporary wooden structure, ancestor of the scaffolding.

Now I Know
813
I Knew it
307

Tne Smallest Army in the World Protects the Pope

The Pontifical Swiss Guard is a military force responsible for the security of the Pope in the Vatican. Numbering 110 men, it is the world’s smallest army.

Now I Know
754
I Knew it
385

God Save The King Was Created For The King Of France

The French Marquise de Créquy wrote in her book "Souvenirs", that the song ''Grand Dieu Sauve Le Roi'', was written by Jean-Baptiste Lully. According to the Marquise de Créquy, Lully created the song to celebrate the success of an operation to remove an anal fistula from the French king Louis XIV.

Now I Know
851
I Knew it
613

Pacman Could Have Been Called Fuck-Man

The famous Pacman game was initially named Puck-Man when it was released in 1979. Its name had to be changed however to prevent pranksters from scratching the loop of the letter ''P'' into an ''F'' on the arcade (that would have given Fuck-Man). According to legend, the shape of the character was inspired by its creator from a pizza that has missing slice.

Now I Know
751
I Knew it
315

Bridges And Resonance - A Physical Phenomenon

It is very dangerous and banned for a battalion of soldiers to cross a bridge marching in step. Indeed the bridge can enter into a resonance, a physical phenomenon that makes the bridge wave and may lead to its destruction.

Now I Know
610
I Knew it
347

Gender Symbols - Where Do They Come From?

The two original gender symbols are derived from astronomical symbols. They were first used to denote the effective gender of plants by Carolus Linnaeus in 1751.

Now I Know
1104
I Knew it
341