Ecology

elio-thumb3

Why Does Helium Make Your Voice Sound Higher? The Physical Explanation

Who knows how many of you have tried at least once at parties inhale helium of balloons, playing with the fact that This gas temporarily alters the voice! This effect is due to the fact that the timbre of our voice depends on the speed of sound in the gas we breathe, and the speed of sound in helium is ...

cosa sta succedendo in venezuela elezioni proteste maduro

What’s Happening in Venezuela? Protests and Clashes After Maduro’s Disputed Election Victory

Following the results of the Venezuelan presidential elections of the July 28, 2024 and to the reconfirmation of the President Nicholas Maduro with the 51% of the votesVenezuela has been plunged into chaos with widespread and even violent protests, sparked by accusations of alleged fraud. This has led to clashes with the armed forces, to 1200 arrests and unfortunately to ...

terremoto giappone

Magnitude 8.0 “mega-earthquake” alert in Japan: the reasons and (few) statistics

The Japan Meteorological Agency (JMA) is concerned about the possible arrival of a strong earthquake of magnitude 8.0 or higher (journalistically called “megaearthquake”) and a violent tsunami next week in the Nankai Trench area, with an earthquake warning between the Kanto and Kyushu regions and a tsunami warning between the Kanto and Okinawa regions. The warning, which will last for ...

Enhanced Rock Weathering

What is Enhanced Rock Weathering, the technique to reduce CO2 emissions from agricultural land

Credit: Carbon Drawdown Initiative In recent years there has been a growing interest in new approaches and technologies aimed at accelerate CO sequestration2 from the atmosphere. Among these, the technique ofEnhanced Rock Weathering (ERW) applied to agricultural land is emerging as an economically and ecologically advantageous solution capable of guaranteeing negative emissionsIn this article, we will explore in detail what ...

cosa e fenomeno brigantaggio postunitario mezzogiorno italia

What was the brigandage phenomenon in Southern Italy after the unification of Italy?

The brigandage It is a form of crime existing at least since times of the roman empireThe brigands were criminals who operated in the countryside and in rural towns, carrying out robberies, extortions and thefts to the detriment of the population and often resorting to blackmail and to thehomocide. On the other hand, the word brigandage often refers to post-unification ...

idrogeno

How Hydrogen is Produced: Techniques and Main Differences

THE’hydrogen is one of the fuels more interesting for the Energy future of humanity. If we start from 100% pure hydrogen its combustion is in fact among the least polluting in the world, with the only combustion product being water. Furthermore the possibility of obtaining it also from renewable sources makes it a good ally in the fight against climate ...

Starliner

Two Astronauts Stranded on the International Space Station: Why and When They Might Return

Starliner docked at the ISS. Credit: NASA The first manned flight of Starlinerthe space capsule made by Boeing to carry astronauts to the International Space Station, is proving to be a real odyssey For Sunita Williams And Barry Wilmorethe two NASA astronauts who left on June 5, 2024 for the orbital outpost and are currently stuck in the Space Station. ...

Anello smart di Samsung

Smart rings: how they are made, how they work and what they are used for

Credit: Samsung. The smart ring or, if you prefer, smart ringsare wearable devices that combine the convenience of a wearable accessory with the advanced technology of the most advanced wearable. Small, light and discreet, these rings are typically worn on the index finger and are very similar to normal rings, but are able to monitor health of the wearer by ...