What are the physical principles that govern the flight of a helicopter? To find out, we climbed aboard theAW139 helicopter of the State Policeone of the most advanced in circulation. It is a means twin-engine from 15 seats designed for search and rescue with over 1000 units in service in the world. Helicopter Physics: Here’s How It Fly A helicopter ...
Genghis Khan (1260s 12th century AD – 1227) was a Mongol leader and ruler, known for his conquests and ferocity. Born into a noble family and after assuming power in his clan, he managed to unify all the peoples of the Asian steppe and later attacked and defeated consolidated empires: those of the Xia and of the Jin in China ...
The roller coasteror roller coasterare one of the biggest attractions of the amusement parkscharacterized by fast descents and spectacular curves on rails. But why are they called that? What do the mountains of Russia? To find out, we have to go back in time about two centuries. The name in fact derives from a pastime born in Russia atearly 19th ...
We would never associate the use of the cocaine at the Milan of the times of the Betrothed by Alessandro Manzoni and in fact drugs, as we know them today, were not present in the Milanese capital at that time. However, a very recent study by a team of researchers from theUniversity of Milan It would seem to confirm the ...
A team of researchers from theAustralian National University (ANU) discovered the existence of a vast “donut” shaped area in the Earth’s fluid outer core. Studying the speed of the seismic waves In this layer, scientists have identified a slow downwhich testifies to the presence of a region with characteristics different from the rest of the nucleus. The discovery is important ...
In the world of printing and graphics industry theexpression “Lorem ipsum…“ It is one of the most famous and used phrases. Although it is common to think that it is composed of Latin words arranged with a precise logic and meaning, in reality the expression in its current form does not have a real translation because in reality it doesn’t ...
Let’s take one classic calculator And the app from the iPhone calculator and we perform on both same operations. If we are dealing with two additions/subtractions in a row, the result of the two devices will be the same. But if we perform for example a sum followed by a multiplication (or division), the two results they will be different. ...
Lorenzo Barone he is a young man traveler and Italian adventurer. He was born in 1997 in Rome and has already accomplished notable feats, especially by bike, such as a long winter crossing of Siberia. We interviewed him to have him tell us in particular about an adventure he experienced in 2020: Lorenzo left from Cape Agulhas in South Africathe ...
Photo courtesy of Serena Venturin You have probably heard of the Vaia Dragonthe largest wood sculpture in the world of a dragon, destroyed by arson on August 23, 2023 and rebuilt in July 2024, but what do you know about theBear Vaia? Better known as Molveno Bearit is a large wooden sculpture, built (just like the Vaia Dragon and other ...
Credits: NASA Johnson/Flickr. “There is a strange noise coming from the speaker… I don’t know what causes it“: it seems like the incipit of a science fiction book, but it is actually the communication received from NASA mission control by the astronaut Butch Wilmorestationed on the International Space Station. The astronaut, in a recording that you can listen to below, ...