Ecology

casco moto scadenza

Do motorcycle helmets expire? This is why it is recommended to change them every 5 years

It is often said that i motorcycle helmets they “expire” after 5 years. In reality it is not entirely correct to talk about “expiration“, but rather than optimal duration beyond which the helmet may no longer function adequately. In fact, every helmet tends to wear out with use, and when this will happen depends on the frequency of use and ...

Immagine

Why December 8 is the feast of the Immaculate Conception and what is celebrated

THE’December 8 it is the day on which traditionally many prepare theChristmas tree or the nativity scene. These very common traditions in Italy even today, in 2024, are linked to the so-called “Festa dell’Immacolata” (even if this year the celebration falls on a Sunday, therefore no work weekend is foreseen). Often the dogma of the Immaculate Conception is confused with ...

violazione computer militari usa chiavetta usb

The worst breach of military computers in the US began with a USB stick: Pentagon, 2008

The worst breach of US military computers it happened in 2008 and, listen, it all started with a banal USB stick. A seemingly innocuous device was inserted into a laptop located on a US military base in the Middle East, sparking an incident that would forever change perceptions of military cybersecurity. Inside it was sophisticated malware – a variant of ...

storia gioco azzardo

The history of gambling, the evolution from its origins to today (also in Italy)

The gambling it’s a form of play to for-profit purposesin which the outcome is completely unpredictable and determines the winning or losing of sums of money and other goods. Gambling is regulated by law (in Italy, for example, it can only be practiced in specific authorized premises), also because it can cause gambling addiction, i.e. pathological addiction. Gambling already existed ...

carro armato salta

Wallace Leaping Tank, the absurd “leaping” tank: this is why it was never made

A “hopping” tank and capable of shoot 360°: no, it is not a strange vehicle from some science fiction film, but a patent actually deposited in 1942. Crazy as it was, this idea had as its main objective to solve some common problems among tanks, although, as we will see, it ended up creating new and much more serious ones. ...

batteria diamante dicembre 24

The first diamond nuclear battery developed: how it works and what it is used for

The United Kingdom Atomic Energy Authority (United Kingdom Atomic Energy Authority or UKAEA) has recently developed the first atomic energy battery with the University of Bristol carbon-14 diamond to the world. According to their studies, this technology of accumulation has the potential to power devices for thousands of years: a possible future battery with this technology for commercial use could ...

breve storia della carta igienica invenzione

Brief history of toilet paper. Who invented it and what was used before?

There toilet paper it’s ainvention relatively recent: it was invented in 1857 from Joseph C. Gavettyeven if in the form of loose leaf packs; The holed rollto hang in the bathroom, was patented only in 1891 by Seth Wheeler. On the other hand, for much of its history, man has solved his hygiene needs with other tools. The use of ...

Immagine

Notre Dame in Paris reopens after 5 years: here are the highlights of the reconstruction

After the catastrophic fires of April 15, 2019, the Cathedral of Notre Damein France it will reopen in all its splendor following the completion of the reconstruction operations. It is scheduled to open to the public Sunday 8 December 2024 from 6.30pm (local time): reservations are already active on the official website. The renovation works, which began a few years ...

terremoto california 6 dicembre

Earthquake in California of magnitude 7.0 north of San Francisco: San Andreas fault is to blame

Credit: USGS Thursday December 5th at hours 10.44am (local time, 7.44pm in Italy), a violent earthquake occurred magnitude 7.0 off the coast of California, about 62km from the city of Oil north of San Francisco. The earthquake shock recorded a rather shallow depth just 10km but, fortunately, having occurred in the open sea did not cause any particular damage on ...