Ecology

indovinello dei tre dei

The most difficult rstinot in the world: the riddle of the three of the

THE’riddle of the three of the It has been called “the logical puzzle more difficult in the world“Knights and Brigands”, Those logical problems in which a part of the population says Always there truth and the other mind Always. The most famous of these puzzles is “The riddle of the two doors”, also known for having appeared in the film ...

Immagine

London will have a 25 km long sewer: here is the Thames Tideaway Tunnel

Credit: Tideaway The new super sewer Thames Tideaway Tunnel from well 25 km and from the ability of 1.6 million m3 It is operational in London, in the United Kingdom, intercepts and transfers the excess waters by reducing the fogs annual in the Thames of 95%. The mega project, one of the greatest that the capital has ever seen, requested ...

gattini, cuccioli e tenerezza

Why do we really like kittens on social media? The neuroscience of tenderness

You know: kittens, puppies or small children often inspire tenderness even in the hardest hearts. This feeling can be explained through a combination of evolutionary factors And neurobiological. From an evolutionary point of view, Konrad Lorenz introduced the concept of “baby scheme”, according to which some typical characteristics of children and puppies evoke Innate answers of care and protection. At ...

galleria uffizi firenze

Why do the Uffizi galleries call that? The story of one of the most important Italian museums

Uffizi Gallery in Florence. Despite being the most appreciated museums of Italy and the world, the monumental Uffizi Galleries of Florence They are not born as a museum, but as a bureaucratic place, and the name suggests their original destination. The history of the Uffizi begins in 1560when The first Grand Duke of Tuscany Cosimo I de ‘Medici erected a ...

Parasteatoda_tepidariorum

Created in Germany the first genetically modified spiders produce fluorescent red silk

Make the spiders of the Fluorescent red silk This is the result obtained by researchers from the University of Bayreuth in a recent study published in the scientific journal Angewandte Chemie. But what was their purpose? The goal was not to produce more beautiful cobwebs or to lay the foundations to create spider-man, rather, research aimed to demonstrate that thegenetic ...

Immagine

The term “cannibal” was born from a misunderstanding: the origins, for those who used and where it was widespread

Work by Gordon Frazer – “Cannibal Feast on the Island of Tanna, New Hebrides” The term “cannibal“Today rooted in our vocabulary to describe ruthless or cruel individuals and deeply anchored in our imagination it may seem as ancient as humanity itself. Yet, it has one precise birth date And above all a mysterious story, made of linguistic misunderstandings, ideological manipulations ...

gatti arancioni

Why are orange cats almost always male? Now we know: it is a genetic mutation

After more than 60 years of research, scientists have finally revealed because some cats have the orange hair. The answer is hidden in their genes, in particular in a small portion of the chromosome x. Two research teams – one from Stanford University in the United States and the other of Kyushu University in Japan – have independently discovered one ...