Ecology

7 secret passages in Europe, from the underground tunnel of the Sforzesco Castle to the tunnels of Paris

7 secret passages in Europe, from the underground tunnel of the Sforzesco Castle to the tunnels of Paris

Image created with AI for illustrative purposes Under the Italian and European cities lies a dense network of tunnels, passages and secret passages which have been built over the centuries for very different purposes: from allowing escapes in case of danger to providing connections between the palaces of power, to transport water or perform military functions. From the underground passages ...

How old is the dog: how to calculate age with a formula instead of the "by 7" rule

How old is the dog: how to calculate age with a formula instead of the “by 7” rule

The curiosity to compare the age of animals with that of humans is very widespread and the most frequent case undoubtedly concerns dogs. We often find ourselves interpreting the age of our four-legged friend using typically human parameters, in an attempt to understand what stage of our life his corresponds to. Recent research conducted by a group of geneticists at ...

The lowest point in Italy is located at 3.44 m below sea level and is in Emilia Romagna

The lowest point in Italy is located at 3.44 m below sea level and is in Emilia Romagna

Image via Google Maps of the rice fields of Jolanda di Savoia, near Corte delle Magoghe, where the lowest point in Italy is. In Emilia Romagna, in the province of Ferrara, there is a town of around 2600 inhabitants which has a record: located in the lowlands between the Po river and the Volano, it is the point on altimetrically ...

Hot flashes, insomnia, anxiety: what really happens to the body in menopause

Hot flashes, insomnia, anxiety: what really happens to the body in menopause

Decrease in libido, anxiety, sleepless nights and especially the famous ones hot flashes. These are some of the best known symptoms of menopauseyet many clichés still circulate around this phase of life. There are those who consider it an illness, those who associate it with mood swings “inexplicable”. The truth? We still know too little about it. For this reason, ...

What hybrid war means and why it is difficult to define it: the Russia-Ukraine case

What hybrid war means and why it is difficult to define it: the Russia-Ukraine case

Image created with AI for purely representative purposes. There hybrid warfare it is a conflict in which the belligerents use both weapons to harm the enemy “traditional” military both tools unconventionallike him cyber attacksthe economic pressuresthe misinformationeven i migratory flows. The distinction between hybrid warfare and conventional warfare it’s not always simplein consideration of the fact that, already in the ...

What differences are there between hedgehogs and porcupines: how to recognize the two mammals by their quills

What differences are there between hedgehogs and porcupines: how to recognize the two mammals by their quills

They both have bodies covered in quills and for this reason they are sometimes mistaken for one another, but hedgehogs and porcupines are not even related: they belong to two different orders of mammals. The European hedgehog (Erinaceus europaeus) is a small one insectivorous related to moles and shrews which hibernates in winter, while theporcupine (Hystrix cristata) – also known ...

Food price increases, comparison with 2021 receipts: today we spend 86 euros more per month

Food price increases, comparison with 2021 receipts: today we spend 86 euros more per month

Comparison between a receipt from 2021 and one from 2026, simulation based on ISTAT Index. Image created with AI for illustrative purposes. If you place the 2021 shopping receipt and today’s shopping receipt next to each other, the difference immediately catches the eye: to fill the same cart today you pay approximately 30% more. According to our calculation of the ...