Ecology

Is it true that saliva disinfects wounds? Not in the strict sense of the term

Is it true that saliva disinfects wounds? Not in the strict sense of the term

Licking a wound will not help you prevent an infection because the saliva does not disinfectin the strict sense of the term. Yes, that’s right, saliva has the job of protect your mouth and the oral cavity from pathogenic microorganisms and in fact we can find them inside it enzymes and molecules that they kill bacteria. But we cannot identify ...

Because the concept of free time has become a challenge: from privilege to social pressure

Because the concept of free time has become a challenge: from privilege to social pressure

Free time is often celebrated as conquest of modernitythe moment in which we are allowed to stop producing and dedicate ourselves to ourselves. But in a society that measures personal value on productivity, it risks becoming a further obligation, to be filled and optimised. From the scholé Greekprivilege of free men dedicated to contemplation, to the timed time of the ...

How much gold is inside Fort Knox and who can enter the site?

How much gold is inside Fort Knox and who can enter the site?

Fort Knox, in Kentucky 40 km southwest of Louisville hosts the main warehouse of gold reserves And monetary of the United States: they are located within it 4,582.69 tons of gold barseach of which measures 17.78 x 9.21 x 4.45 cm and weighs approx 12.4kg. Given the value of what it contains, it should not surprise us that it is ...

Some bats glow fluorescent green under UV rays: what science says

Some bats glow fluorescent green under UV rays: what science says

Image generated with AI There are gods bats reflect ultraviolet (UV) lightcovering itself with a luminescent green glow. A new study conducted by the team at Warnell School of Forestry and Natural Resources from the University of Georgia (UGA) and published in the journal Ecology and Evolution verified whether, and to what extent, UV fluorescence was present in 6 species ...

What is inemuri, the Japanese art of falling asleep in public while remaining present

What is inemuri, the Japanese art of falling asleep in public while remaining present

On the crowded trains of Japanese metropolises, among those reading magazines or keeping their noses immersed in their smartphones, it is common to see commuters with their heads bowed and their eyes closed as if taking a sudden nap. This phenomenon has a name: inemuri (居眠り), literally “sleep while presentIn Japan it is not a lack of respect, on the ...

Black Friday online scams: 4 things to know to defend yourself and recognize them

Black Friday online scams: 4 things to know to defend yourself and recognize them

The Black Friday has become a must for all online bargain hunters. The period, however, is tempting not only for users interested in various offers and discounts, but also for scammers who, promising phantom “deals”, attempt to steal sensitive data, access credentials or money. The main risks include fake shopping sites, deceptive offers, fake delivery notifications, fake orders, account verification ...