The single cut problem It is a geometric mathematical problem that explains how it is possible to obtain some origami plansthat is, complex figures by cutting a sheet along a single line. They are also called floors and their invention dates back to 1721, when the Japanese mathematician Kan Chu sen presented them as stratagems to test mathematical intelligence. Let’s ...
The crew of the Madleen ship of the Freedom Flotilla Coalition during the attack by the Israeli marine forces. Credit: FCC The Israeli Navy intercepted and attacked the ship Madleena boat managed by the organization Freedom Flotilla Coalition And started on June 1 from the port of Catania to the Gaza Strip with the aim of supplying the Palestinian population ...
Whenever in Italy we are called to votewe start talking about exit poll and of Forecast on the final vote immediately after the closure of the polls. This will also be the case in the case of the referendum of 8 and 9 June, which for 13 Italian municipalities also coincides with the administrative elections. But what exactly these forecasts ...
Last night Between 3:37 and 4:11 a seismic swarm has occurred a Berceto, in the province of Parma, with 11 shocks recorded by the Ingv of which magnitude greater than 2.0. The strongest of these took place at 4:05 and recorded a value of 3.1followed 2 minutes later by a magnitude 3.0 earthquake, both with a depth of 10 km. ...
The Theremin It is one of the most fascinating and mysterious musical instruments in history. Not only is it one of the very first electronic toolsbut it is also the only one in the world playing without ever touching it: a musician, with the hands alone, can shape the air and the soundlike a magician who draws invisible notes. The ...
Casa Battló in Barcelona, by Antoni Gaudí. Undisputed symbol of Catalan modernism, Batlló house It is one of the most iconic buildings in Barcelona and one of the most famous works of Antoni Gaudí. Located at number 43 of Passeig De Gràcia, in the heart of the Eixample district, it was built between 1904 and 1906 as a renovation of ...
The kilt It is a male garment of fabric that envelops and tie in life, typical of the Scottish tradition that was born in the eighteenth century. In a first version it also included a higher part that stared behind and offered a wider one protection From cold, wind and rain. The English entrepreneur Thomas Rawlinsonhowever, he created a more ...
Shock touching something is an experience common, almost on the agenda. Behind this annoying phenomenon there is a physical principle known as tip effect. It is a typical behavior of the bodies that can be loaded electrically – as well as the human body – and that, coming into contact with other objects or people, suddenly unloading the accumulated electricity, ...
The stereotype that leads us to define the color blue or blue as male and that rose as female It is not as ancient as it might seem. Until the early 1900s, small children dressed almost all in the same way, that is, with white clotheseasy to wash and reuse. Both male and females they wore skirts up to 6-7 ...
Commissioned by Adriano to the architect Demetrian as a funeral mausoleum for itself and for family members, the Castel Sant’Angelolocated near the Vatican on the right bank of the Tiber, has changed its function through the centuries. The fortress includes internal courtyards, defensive bastions added over time and the panoramic terrace With the statue of the angel, although perhaps one ...