Ecology

The t-shirt riddle: what color is Mr. Rossi's t-shirt?

The t-shirt riddle: what color is Mr. Rossi’s t-shirt?

In the’three shirts riddle there are three friends, Mr RossiMr Greens and Mr Whiteswho meet in a bar in the center for an aperitif. Under the jacket, the three wear a t-shirt redone green and one white. As soon as they sit at the table, Mr. Verdi exclaims: Hey, we all wear t-shirts in a different color than our last ...

Flatulence is caused by digestion: what the ISS says about intestinal gas

Flatulence is caused by digestion: what the ISS says about intestinal gas

Generated with AI Everyone does them, no one claims them. But the flatulencethe scientific term to refer to the most common fartsfarts or farts, are much more than an embarrassing moment: they are the result of a studied and measured biological process. According to the Cleveland Clinic, the average person can pass approximately intestinal gas 25 times a dayoften without ...

Because in some cultures in Asia and the Middle East, putting your hands in your pockets is a sign of rudeness

Because in some cultures in Asia and the Middle East, putting your hands in your pockets is a sign of rudeness

Human communication is not limited to words: postures, gestures and micro-movements constitute an essential component of social interaction. Among these, the act of keep your hands in your pockets apparently represents nonverbal behavior neutral which, however, it can assume profoundly different meanings depending on the cultural context. In some societies this gesture is perceived as a signal of informality or ...

The “phantom time” hypothesis, the theory that 297 years of the Middle Ages never existed

The “phantom time” hypothesis, the theory that 297 years of the Middle Ages never existed

Image generated with AI. The so-called “phantom time hypothesis” is a controversial theory that aims to correct a part of the historical chronology, pointing out how some centuries have never existed of the High Middle Ages. It is considered without historiographical basis and has been circulating on the web for years but, in reality, dates back to the end of ...

Strait of Hormuz, what's really happening to jet fuel and what we risk this summer

Strait of Hormuz, what’s really happening to jet fuel and what we risk this summer

If you’re planning a flight this summer, there’s some news that deserves your attention. Last April 9th, ACI Europe – the association that represents beyond 600 European airports – wrote a formal letter to two commissioners of the European Union raising a specific alarm: if the passage through the Strait of Hormuz does not recover stably within three weeks, one ...

The cat leaves food in the bowl not on a whim, but for smell: what the study says

The cat leaves food in the bowl not on a whim, but for smell: what the study says

The cat that approaches the bowl, sniffs, eats a few bites and leaves. Does this behavior come from evolutionary instinct or are they whims? According to a study published in Physiology & Behavior by researchers fromIwate University in Japan, the answer is much simpler, the cat gets bored of theodor of food, not of food itself. Cats are solitary hunters ...