Ecology

effetto wind chill

Why do we feel colder when we are wet and it’s windy? The Wind Chill Effect

When we get out of the water and are hit by a gust of wind we feel colder than we would if we were not wet. This happens because of two phenomena: the first is linked to the fact that the evaporation of water takes heat away from our skin (even without wind, in fact, just being wet makes us ...

Skimming truffa

What is it and how to defend yourself from skimming, the scam in which they clone your credit card

There skimming scam is an increasingly widespread problem that can affect anyone who uses credit cards as a payment system in physical stores. This sophisticated technique, in fact, allows scammers – with a special tool called skimmer – to copy debit or credit card data and then use them fraudulently for POS payments or cash withdrawals. Imagine making a “normal” ...

cosa significa fare lo gnorri perche si dice

What does the expression “to play dumb” mean?

Imagine that, during a dinner with friends, someone makes a bad joke and another person, to avoid embarrassment, changes the subject by saying: “Sorry, I didn’t hear well, what were we talking about?”, pretending not to have understood the joke. In this case, we could say that the person is “playing dumb“. This expression, in fact, is often used in ...

Escherichia coli

What is the Escherichia coli bacterium and why does it cause bathing bans?

Credit: US Department of Health & Human Services: Centers for Disease Control and Prevention, via Wikimedia Commons The first case of infection by the bacterium E. coli at the 2024 Paris Olympics the Belgian triathlete impressed Claire Micheladmitted to hospital on August 4. Belgium will therefore not be able to participate in the mixed team triathlon. The athlete probably contracted ...

Bandiere Regioni italiane quiz indovina

Guess the flags of the Italian regions: what they are and their meaning

All 20 Italian regionsfrom Piedmont to Puglia, from Lombardy to Sicily, have their own regional flag with unique characteristics: each one has its own form, colors and any coats of arms or symbols which contain precise historical meanings. In this article we enclose them all, telling them briefly origin And meaning but, first of all, we challenge you to guess ...

cascate piu alte italia

What are the 5 highest waterfalls in Italy: the ranking and where they are located

L’Italy It is a country rich in fresh water, especially in the Centre-North, where the melting of the Alpine glaciers constantly feeds large streams which, descending from the reliefs, give life to countless waterfalls. Below is a ranking of the 5 Highest Waterfalls in Italyordered from fifth to first, accompanied by some contextual information. Attentionhowever: waterfalls, both natural and artificial, ...

perche diciamo ok e cosa significa

The word “OK” where does it come from and what does it mean? Theories from “oll korrect” to “zero killed”

“OK” is a word we use every day to signal agreement and assent, but its origins are far from clear: there are different theoriessome well documented and others rather curiouswhich try to explain how “OK” was born and spread throughout the world. Starting from the playful abbreviation of oll correctused by Boston journalists in the 1830s, until its connection with ...

5 cose da vedere sito archeologico pompei

5 things to see and not to miss when visiting the archaeological excavations of Pompeii

The ancient Roman city of Pompeidestroyed by the eruption of the Vesuvius of the 79 ADIt is one of archaeological sites most famous in Italy and the world. It was probably born as a foundation center italicand with the Roman conquest it became a city flourishinguntil the devastating cataclysm that destroyed it buriedThe tragedy of the eruption has allowed this ...