Ecology

How the washing machine works: compartments and washing programs of the machine that has changed homes

How the washing machine works: compartments and washing programs of the machine that has changed homes

There washing machine it is an appliance that is now essential in our daily lives as it significantly optimizes the maintenance of clothing, automating a process that, otherwise, would be time-consuming, and guaranteeing practicality, energy efficiency and quality results superior cleaning compared to traditional washing methods. The operation of the washing machine is generally intuitive; however, in emergency conditions or ...

Why Japanese Never Say “No”: Cultures Where It Is Considered Rude

Why Japanese Never Say “No”: Cultures Where It Is Considered Rude

Saying “no” feels like a simple and universal actbut in reality it is one of the most delicate points of human communication. The expression of rejection and dissent varies profoundly from culture to culture and it is not just about language, but also about the management of social relationships, conflict and identity. In some societies the refusal is direct, explicit ...

Because the speed of ships is measured in knots and how many km/h they correspond to

Because the speed of ships is measured in knots and how many km/h they correspond to

Image generated with AI Unlike what happens with land vehicles, the speed of boats and gods planes is not measured in km/h but in knots1 knot is equivalent to approximately 1.85 km/h. This particular choice has its roots in the maritime tradition, when the speed of ships was calculated using a particular instrument called log. The rope, the “log” and ...

ML=6.2 earthquake in Calabria, what really happens under the Tyrrhenian Sea

ML=6.2 earthquake in Calabria, what really happens under the Tyrrhenian Sea

At 00:12 on 2 June 2026 the stations of the National Seismic Network recorded a magnitude earthquake ML 6.2equivalent to MW 6.1, as confirmed by INGV. The epicenter was at sea, about 20 km from the north-western Calabrian coast, near Amantea, in the province of Cosenza. Many woke up with a start, from Lazio to Sicily. The earthquake was also ...

How SKA, the gigantic radio telescope between South Africa and Australia, is made

How SKA, the gigantic radio telescope between South Africa and Australia, is made

SKA Project Development Office and Swinburne Astronomy Productions, CC BY–SA 3.0, via Wikimedia Commons The Square Kilometer Array (SKA) it is not just a radio telescope, but one of the most ambitious engineering feats in human history. Divided between the desert of Karoo (South Africa) and the region of Murchison (Australia)this project aims to create a collection surface equivalent to ...

Why don't we write in italics anymore? As a sign of prestige and culture, it is disappearing from schools

Why don’t we write in italics anymore? As a sign of prestige and culture, it is disappearing from schools

Credits: Petar Milošević, via Wikimedia Commons. Cursive writing is one of those skills that risk disappearing in the coming decades due to the technological changes that have occurred over the last seventy years and the increasingly frequent replacement of the pen with keyboards and touch screens. But how is it possible that a tool considered fundamental for schooling and education ...