Automatically translated from Basque, translation may contain errors. More information here. Elhuyarren itzultzaile automatikoaren logoa

Fashion of dental gems

  • Rosalia, Madonna, Justin Bieber… more and more famous characters carrying inlays of precious stones called drillz or envelopes of precious metals in teeth. But fashion is not new.

This custom of inlay in the Mayan civilization was widespread among the nobles: the process was very painful, but they have recently studied the cement with which the jewels were glued on the perforated teeth, and have concluded that the objective of this practice was not exclusively aesthetic.

According to the Journal of Archeological Science, this adhesive, made with pine resin and mint oil, helped prevent cavities and oral infections.


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Anti-capitalist army of Santa Claus

Copenhagen, 18 December 1974 At 12 noon a ferry arrived at the port, from where a group of about 100 Santa Claus landed. They brought a gigantic geese with them. The idea was to make a kind of “Trojan Goose” and, upon reaching the city, to pull the white beard costumes... [+]


The name of Jack Daniel, by Nathan Green

Tennessee (United States), 1820. The slave Nathan Green is born, known as Nearest Uncle or Nearest Uncle. We do not know exactly when he was born and, in general, we have very little data about him until 1863, when he achieved emancipation. We know that in the late 1850s Dan... [+]


Jaja Wachukuk did not sleep

New York, 1960. At a UN meeting, Nigeria’s Foreign Minister and UN ambassador Jaja Wachucu slept. Nigeria had just achieved independence on 1 October. Therefore, Wachuku became the first UN representative in Nigeria and had just taken office.

In contradiction to the... [+]


The oldest alphabetical writing?

Researchers at Johns Hopkins University have discovered several cylinders with inscriptions at the present Syrian Reservoir, the Tell Umm-el Marra. Experts believe that the signs written in these pieces of clay can be alphabetical.

In the 15th century a. The cylinders have... [+]


Francis Williams Excellence Test

London 1928. At the Victoria and Albert Museum there was a very special painting: in the painting there is a black man, with wig and Levite, surrounded by books and scientific instruments. Thus it was catalogued in the Museum: “Unique satirical portrait representing a failed... [+]


Lucy: media stars 50 years

Ethiopia, 24 November 1974. Lucy's skeleton was found in Hadar, one of the oldest traces of human ancestors. The Australian hominid of Australopithecus afarensis is between 3.2 and 3.5 million years old.

So they considered it the ancestor of species, the mother of all of us. In... [+]


Where was my people 750 million years ago?

The virtual map Ancient Earth lets you see our country, the region, the city... in the direction Dinosaurpictures.org/ancient-earth.

After writing the toponym and choosing an era in a timeline that goes back about 750 million years, the map shows the result with a red... [+]


Mamuts hunting technique

A group of archaeologists from the University of Berkeley, California, USA. That is, men didn't launch the lances to hunt mammoths and other great mammals. That was the most widespread hypothesis so far, the technique we've seen in movies, video games ...

But the study, published... [+]


Romance sex

Zamora, late 10th century. On the banks of the Douro River and outside the city walls the church of Santiago de los Caballeros was built. The inside capitals of the church depict varied scenes with sexual content: an orgy, a naked woman holding the penis of a man… in the... [+]


The revolt of Bera and the smile of Primo de Rivera

Born 7 November 1924. A group of anarchists broke into Bera this morning to protest against the dictatorship of Primo de Rivera and to begin the revolution in the Spanish state.

Last October, the composition of the Central Board was announced between the displaced from Spain... [+]


Mathematical Romanization of Africa

A group of interdisciplinary researchers from the Free University of Berlin and the Zuse Institute have developed a complex mathematical model to better understand how Romanization spread in North Africa.

According to a study published in the journal Plos One, the model has... [+]


Slave mothers of gynecology

Washington (EE.UU. ), 1807. The US Constitution banned transatlantic slave trade. This does not mean that slavery has been abolished, but that the main source of the slaves has been interrupted. Thus, slave women became the only way to “produce” new slaves.

So in 1845, in... [+]


Message from the archaeologist 200 years ago

While working at a site in the Roman era of Normandy, several archaeology students have recently made a curious discovery: inside a clay pot they found a small glass jar, of which women used to bring perfume in the 19th century.

And inside the jar was a little papelite with a... [+]


No peace for hibakush

Japan, 6 and 9 August 1945, the United States launched an atomic bomb causing tens of thousands of deaths in Hiroshima and Nagasaki; although there are no precise figures, the most cautious estimates indicate that at least 210,000 people died at the end of that year. But in... [+]


Declaration of the Tlatelolco massacre

Born 2 October 1968. A few months earlier, the student movement started on June 22 organized a rally in the Plaza de las Tres Cultura, in the Nonoalco-Tlatelolco unit of the city. The students gathered by the Mexican army and the paramilitary group Olympia Battalion were... [+]


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