If we take a three-digit number – for example 348 – and we multiply it by 1001we get 348,348, that is, exactly the starting number repeated twice! And this happens for any three-digit number. You can try! But how come this happens mathematical magic? In truth the explanation is very simple and becomes very clear if we apply the distributive ...
The Mäusebunkerin the Lichterfelde neighborhood (Steglitz-Zehlendorfa district) in Berlin, is one of the most curious buildings in the whole city. In full brutalist style, this particular palace designed by Gerd And Magdalena Hänska it resembles a monolithic warship and is – or rather, was – a biomedical research laboratory, now converted into a cultural hub. But let’s look at it ...
We often hear that fabric softener in the washing machine should be used with caution: in fact, its use is not always recommended. Particular attention should be paid to towels and would be better to avoid it: how Indian the studies published on Journal of Oleo Science And TechConnectit is true that fabric softener makes fabrics softer, but at the ...
For many people the punctuality represents one form of fundamental respect: arriving at the appointed time, especially in formal settings, demonstrates reliability, education And Attention towards the other people’s time. However, this idea it is not universaljust as the conception of time is not. In many cultures around the world, in fact, show up exactly at the indicated timeor even ...
Eastgate Centre, Harare, Zimbabwe. Credit: David Brazier, CC BY–SA 3.0 via Wikimedia Commons Created by architect Mick Pearce in collaboration with the engineering firm Arup, theEastgate Centre of Harare is among the most important examples of applied biomimetic architecture to energy efficiency. In fact, the building demonstrates how the observation of natural systems – in particular that of African termite ...
Image generated with AI. If ten different people from all over Italy were asked how they say “chewing gum”, surely each one would answer differently: butt, American butt, English butt, chewing gum, gum, gum… The ways in which we call the chewing gum they tell a lot about our geographical origins, the areas of cultural influence and how regional varieties ...
If you have ever watched an artistic gymnastics or sport climbing competition, you will have noticed a almost ritual moment: the athlete dips his hands into a white tray, rubs them together, and throws himself onto the apparatus or the wall. That substance is called chalktechnically magnesium carbonateand has become an almost indispensable tool in dozens of sports disciplines. But ...
Forest fire on Monte Faeta. Credit: Tuscany Region 800 hectares burned down, a perimeter of 17km, 3500 people evacuated in the middle of the night from Asciano, a hamlet of San Giuliano Terme (PI): these are the numbers provided by the Civil Protection of the Tuscany Region on the forest fire that developed starting from the last hours of April ...
There Guinea Equatorialmore correctly Republic of Equatorial Guineais one of the smallest African states overlooking theAtlanticin the central-western regions of the continent. After almost sixty years since independence, its capital has been moved, from 2 January 2026, from the city of Malaboon theBioko islandto the city of foundation of City of Paz. It is certainly not the first time that ...
The Grand Ring in Osaka. Credits: Ibamoto, CC BY–SA 4.0, via Wikimedia Commons The Grand Ring of the city of Osaka, Japan, is one of the most interesting engineering challenges of recent years. Designed by architect Sou Fujimoto on the occasion of the Yumeshima Expo in 2025, it is the structure that officially holds the world record for largest wooden ...