Ecology

Why do older memories seem stronger than recent ones? What science says about memory

Why do older memories seem stronger than recent ones? What science says about memory

Memory loss and cognitive impairment they do not follow a single trajectory: the solidity of memories depends on the type of memory and the brain circuits that are affected by the pathology. When we talk about memory losswe tend to imagine it as an orderly process, in which more recent memories fade while distant ones remain intact. This intuition describes ...

How China moved from Cancer Villages to leadership towards net zero

How China moved from Cancer Villages to leadership towards net zero

At the end of 2025, China is not only an economic super power, but probably also the nation that will be the first to achieve carbon neutrality: what seems like a paradox (increasing its GDP and simultaneously combating climate change) it is the result of hundreds of protests (often ending in police violence, indiscriminate arrests and government censorship) that marked ...

Separate waste collection in Italy from north to south: the ranking of the best regions

Separate waste collection in Italy from north to south: the ranking of the best regions

The numbers from the latest ISPRA report tell us that in Italy there waste sorting exceeded (66.6%) for the second consecutive year the target of 65% set by national and European regulations: the two thirds of the municipal waste produced by Italians has been separatedequal to over 19.5 million tonnes in a single year. According to 2023 data, in the ...

Japan has unique vending machines: how many Jidōhanbaiki there are and why they are popular

Japan has unique vending machines: how many Jidōhanbaiki there are and why they are popular

In Japan just stop in front of a vending machine to understand how everyday life works differently there: i jidōhanbaiki (自動販売機, i.e. “automatic vending machine”) are not simple machines, they are small shops that are always open, reliable and surprising, capable of offering you a hot drink in the middle of winter, a steaming ramen late at night or even ...

Why are toothpastes often white? It's also a question of marketing

Why are toothpastes often white? It’s also a question of marketing

Have you ever wondered why many toothpastes are white? The answer is a mix that depends on their formulation and marketing reasons. Toothpaste is a cosmetic product designed to remove food residues from the teeth and to help clean the oral cavity. These products are composed of various ingredients, each with a specific function. Among these, the abrasives like the ...

The witches of Triora, the witchcraft trial in 16th century Liguria

The witches of Triora, the witchcraft trial in 16th century Liguria

The Triora witch trials saw thirty women accused of caused a famine through magical rites, in cahoots with the Evil One, between 1587 and 1589. The unfortunate women of what is still known today as the “village of witches” were unjustly imprisoned and subjected to atrocious torturedue to which an alleged witch died and another took her own life. The ...

Speaking a second language protects the brain and increases gray matter, but it comes at a cost

Speaking a second language protects the brain and increases gray matter, but it comes at a cost

Learning a new language it’s not just a way to travel seamlessly to any part of the world and better integrate with distant cultures; it’s a real biological workout that it resculpts the very structure of our brain. Science has proven that bilingual experience induces a extraordinary neuroplasticitymodifying the density of gray matter and the integrity of neuronal connections, even ...

Eric Moussambani is the slowest swimmer in history: the solo Olympic 100m freestyle race in Sydney

Eric Moussambani is the slowest swimmer in history: the solo Olympic 100m freestyle race in Sydney

Eric Moussambani in his race in Sydney 2000 – Credit: @Olympics, via x.com Eric Moussambani Malonganicknamed “Eric the Eel,” went down in history as the slowest swimmer ever. We are at Sydney 2000 Olympicsin Sydney’s huge swimming stadium, where 17,000 spectators are enjoying the exploits of their home idol Ian Thorpe (5 medals including 3 gold with as many world ...

Is dry cleaning really “dry”? No, other liquid solvents are used instead of water

Is dry cleaning really “dry”? No, other liquid solvents are used instead of water

The term “dry cleaning”, or dry cleaning in English, indicates a fabric cleaning process carried out in non-aqueous solvents. Even if it makes us think of our clothes being “magically” washed without liquids, as if only gas or strange cleaning tricks were used, there is nothing magical about it. Actually, dry cleaning is not liquid-freebut it is free of water. ...