The Swiss Army Knife It is one of the most iconic objects of our neighbors across the Alps: corkscrews, blades, screwdrivers, scissors, pliers and much more enclosed in a small pocket tool. It is an essential gadget for many enthusiasts of do-it-yourself and hiking, and even the swiss army has been using it as equipment for its soldiers for over ...
Credit: NASA NASA has unanimously decided not to allow astronauts to return to Earth Butch Wilmore And Sunita Williamsstuck in the International Space Station since June due to technical problems with the capsule Starliner of Beoing who had already shown up during the outward journey, with the capsule itself. The decision was made to security reasons in order to avoid ...
Why the men develop the nipples if from an evolutionary point of view they are of no use to them? In womenin fact, the nipple is essential for breastfeedbut in men apparently it’s no useThe presence of this anatomical feature in male individuals can be explained by going back to the embryonic development of human beings and to mechanisms of ...
The Frontier supercomputer in the USA. Credit: Oak Ridge National Laboratory, CC BY 2.0, via Wikimedia Commons The world of supercomputer It is one of the keys to the advancement of scientific research and this is also why it is in constant evolutionwith machines that constantly challenge the limits of computation and performance and end up in the rankings of ...
The Bhopal plant, one year after the accident. Credit: Bhopal Medical Appeal (Martin Stott), via Wikimedia Commons The accident occurred during the night between 2 and 3 December 1984 in Bhopala town in central India which already at that time had almost 1 million inhabitants, is probably the worst industrial disaster in historyThe main cause of the accident was the ...
It may have happened to you too, maybe when you were children, repeat a word over and over again only to realize that he had lost the meaning. Now, there are reasons why this happens. The phenomenon whereby a word repeated several times in a row seems to lose its meaning is known as semantic saturation. This curious psychological effect ...
The gallerie They are complex infrastructural systems that allow for overcoming orographic obstacles, on a road or railway route, in territories with a predominantly mountainous development. They are engineering works capable of literally hold up the mountains above them and prevent these from collapsing inside them, thus allowing continuity of passage along the route, limiting travel times from a given ...
Walser viper. Credit: HerrVillhelm, via Wikimedia Commons In summer there may be cases of people bitten by vipersbut it is a rather rare event. In Italy there are 5 species of vipers (common viper, adder, horned viper, Walser viper and Orsini viper). In our country, as in all of Europe, snake poisoning it does not represent an emergency, contrary to ...
It’s enough common that many of us see spots or black/grey threads before the eyeswhich become more intense if you look at a light background, such as the white wall of a room or the blue sky. By moving the eye they seem to move and floatbut there is no way to permanently remove them, not even by rubbing your ...
Leonardo da Vinci, Last Supper If we look at theLast Supper by Leonardo da Vinci – also known by the name of Cenaclepainted between 1494 and 1498 and preserved in the sanctuary of Santa Maria delle Grazie in Milan – Jesus he doesn’t have feet. It may seem like a negligible detail, but the feet are an element of great ...