The fish that recognizes people

Will seem meaningless, but yes, it really exist, there is a species of tropical fish, which, in spite of a very simple brain, is able to identify a familiar face among dozens of faces. This fish, while not having the part of the brain that processes more complex cognitive, but it still able to accomplish this recognition; archer fish, Toxotes chatareus has also further developed his visual skills, is in fact considered the ‘archer’ fish; it lives in fresh waters of Southeast Asia and Australia, and thanks to its water jet is able to hit the insects and then eat them.
A group of zoologists at Oxford University has taught some of these fish to spit in one of two human faces displayed on a screen suspended above an aquarium, when the fish were aimed at the right face, received in exchange  food, the same experiment was done with 44 different faces, and the fish have always hit the exact face.


From what emerges from a study published by the American Psychological Association relating to the debate on police behavior towards the Afro-american community in the USA, to a parity stature, a man with a black skin is perceived as more threatening and dangerous person than one with a white skin.
The research consisted in showing more than 1,000 Americans photographs of some individuals with the same size but with different skin color, the participants were also asked to estimate the height, weight and physical appearance; the answers reveal a strong prejudice, and even racism, in fact the majority of participants rated peoplewith black skin strongest  and muscular than those with white skin, and consequently more dangerous, justifying, the use of the force by the police on them, even if unarmed. Even the African-Americans who participated to the tests, evaluated the black people as more strongmen, but are  not necessarily more dangerous.

It ‘s now the black Friday time!

The Black Friday is a new holiday, from USA and from the sixties, is celebrated on the Friday after Thanksgiving, this day, which has become famous throughout the world, provides super discounts in the shops before Christmas: food, shoes, clothes, eletronic stuff, school stuff, make up, furniture, car… everything!
This name so strange is the fact that at the time, in the 1960  the merchants were using the red ink for losses and black ink for revenue in surplus, and thanks to these discounts, every Friday after Thanksgiving, the logs were all compiled black, synonymous of a day ended with a good flush.
This day is therefore the one that gives the go Christmas shopping, and is used as a parameter for assessing how it goes the Christmas season; although they have created a cyber Monday for all online discounts, nowadays even in the web, the discounts are limited only to Friday.

Do you spaghetti?

If I say Italy what do you say to me? Pizza and spaghetti of course! But do you know that noodles were first called “worms”? ironically are centuries that it is disputed whether they were invented by the Chinese or by the Sicilians, now after lengthy discussions it was concluded that both have spread independently, in both geographical areas, what instead is certain to bring in Italy the custom of cooking dried pasta were Arabs.
It appears that one of the earliest written records found about dried pasta date back to 1154, in fact, in that area that now corresponds to Italy, before then it was traditional to eat only fresh pasta.
The term “spaghetti”, however, is more recent, in fact, gone up to eighteen hundred, and has spread to America, as the ‘worms’ term was not really indicated to the food, so they found this word which wanted remember  a piece of string  to eat !

How many languages maximum ​​a person can learn ?

There is no a certain answer, all is relative to what a person mean by knowledge of a language; But we can say with certainty that there are people considered polyglot who are able to speak also fluently 6 languages. But there is an American linguist who has a knowledge of more than 60 languages, modern and ancient, its name is Alexander Arguelles, he is a native English speaker, but at the university he  has learned French, German, Spanish, Latin, greek and Sanskrit, but then he has dedicated himself to the Danish, Swedish, Icelandic and Norwegian in their earliest forms, the high German and old French, also after his doctorate he studied some Germanic dialects, Dutch, Swedish and other Scandinavian languages , Italian, Portuguese, Occitan and Catalan, in recent years he has dedicated to the Korean, Japanese, Mandarin and Chinese classical, Russian, Arabic, Persian, Hindi, turkish and swahili. How he does? Listening to many recordings in the original  language and repeating, but above all  studing much!

A ride to the park has never been so dangerous!

Yes, at the Alnwick park you can die, and is not  a joke, the warnings are real and recognizable from the start, in fact, the entrance gates there are signs with skulls (classic symbol of danger and death) joined the words ‘these plants can kill’.

This beautiful and dangerous park is the Alnwick Garden and is located in England (it is precisely the which one where there is  the castle of Harry Potter), it is one of the most toxic places in the world, is home to the most dangerous plants of the whole earth; but  visit it is so dangerous? No if you follow the rules you do not run any risk, perhaps always keep small children by the hand!
The most dangerous plant in the garden? The Conium maculatum, famous for having been used by Socrates to carry out suicide by respiratory paralysis, not least is the plant known as ‘belladonna’, which in addition to procuring hallucinations can still result in death.

I see well or houses are crooked?

If you have been in the Netherlands, and if you have visited Amsterdam, or at least you have received a postcard or seen pictures, you may have noticed that in some parts of the city the houses are crooked. Be quiet, you saw well!
This particular incident dates back to many years ago, when the price of the house was based on its width, plus a large was more it costs, so they decided to make it narrow but high; The problem however, was that, between one floor and the other had to use very narrow and steep stairs where it was almost impossible to move the furniture. For this purpose the inhabitants of Amsterdam decided to adopt the use of pulleys pendants from roofs, but in doing so had to tilt the buildings to the outside.
Among all these houses, however, there is one that beats the record, it is indeed the narrowest house in Amsterdam (only 101 cm) and is located in via Singel 7; if you go there, you can  must see it!

A good movie and a cup of popcorn

For a perfect movie night, it is necessary that you have the popcorn, preferably hot and savory, it does not matter if the film is good or not, the important thing is to eat them! But did you know that the word popcorn has been linked to this snack only in 1847? ‘Only’ because the discovery of this food is much older, dating back to about 10,000 years ago in the heart of Mexico, the merit is therefore the Aztecs to have started growing corn, the plant from which then in fact produce pop corn. In the market there are many varieties, savory, salt, sugar, cheese, cinnamon … just Popcornopolis Factory, USA, it produces more than 20 types. But whythe popcorn are associated to the movies? Because in 1930, during the Great Depression, the cinemas were often empty, so someone had the brilliant idea of ​​offering a small snack to enjoy during the projection, and it was the first dish to be proposed !

What do you see in this picture?

If in life you never came across studies in psychology or something similar, the Rorschach name will tell you very little, but when it comes to ink stains on a sheet and the interpretation of their meaning, surely you understand what we’re talking about.
These spots so famous and often shooting in several films, are the study instrument used since 1921 by the Swiss psychiatrist Hermann Rorschach, he used them to understand people’s personalities. Although these black ink images seem simple, to each are approximately 200-300 different meanings, this does not imply that some may be right or wrong, all are related to the personality of who analyzes them.
This tool has had over the years a great deal of luck, even if today is not recognized as a reliable method, however, recent studies seem to have found that the more a ‘picture displays more rugged interpretation of its complexity is low.

A real dragon

The Komodo dragon, also known as Varano (Varanus komodoensis), is one of the most dangerous predators, it is a large lizard from the robust body, long claws and a deadly bite other animals and very dangerous for the man.

This dragon 3 meters long, weighs about 80 kg, is covered with scales and a forked tongue, is from an area between Australia and Indonesia, and now lives on the island of Komodo in Indonesia, and no, is a not a legend nor fiction, it really exists!
Despite having a relatively medium size, Komodo dragons are really fast (run up to 5 m / h) and agile, so they can hurt very strong tonnages prey such as buffalo, deer and wild boar, which is why getting too close it is very dangerous to humans, especially since the bite of this reptile causes a quick death because of bacteria and poison containing his saliva. Be really careful!