Ecology

orso orsa vaia trentino martalar

What is Orsa Vaia, in Trentino, and how was the latest giant sculpture by Martalar made?

Photo courtesy of Serena Venturin You have probably heard of the Vaia Dragonthe largest wood sculpture in the world of a dragon, destroyed by arson on August 23, 2023 and rebuilt in July 2024, but what do you know about theBear Vaia? Better known as Molveno Bearit is a large wooden sculpture, built (just like the Vaia Dragon and other ...

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Pulsed Sounds from Starliner Shuttle, NASA Solves the “Mystery”: Let’s Get Clear

Credits: NASA Johnson/Flickr. “There is a strange noise coming from the speaker… I don’t know what causes it“: it seems like the incipit of a science fiction book, but it is actually the communication received from NASA mission control by the astronaut Butch Wilmorestationed on the International Space Station. The astronaut, in a recording that you can listen to below, ...

congresso di vienna

The Congress of Vienna of 1814-15, which gave rise to the Restoration and the contemporary age

The Congress of Vienna It was a conference held in Schönbrunn Palacein the capital of the then Austrian Empire. It opened theNovember 1, 1814 and finished the June 9, 1815. He was summoned to discuss the territorial and political reorganisation of Europe after the French Revolution and the Napoleonic epic. Representatives of many European states participated in the Congress, but ...

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An Electric Field Enveloping Earth Discovered: What It Is and What NASA Reveals

Credits: NASA. NASA scientists, in a study published in the journal Nature, have discovered the existence of a faint planetary electric field that envelops the Earth between the altitudes of 250 and 768 km from the surface. Our planet, therefore, is not only equipped with a gravitational field and of a magnetic field, but also of a third electric field ...

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What are the engineering works to mitigate flood risk?

Italy is a country that, unfortunately, is often subject to floods. consequences of these events vary depending on the territory but are usually linked to the lack of ability to dispose of excess water generated by extreme weather events. There are hydraulic works Of lamination, Of flow regulation and of filtering able to counteract the consequences of these events and ...

materiali batterie auto elettriche

What raw materials are needed to produce electric vehicle batteries?

Most electric cars on the market use lithium ion batterieswhich offer high performance. To produce them, a huge quantity of raw materials is needed: a battery of this type on average contains well 185 kg of minerals and metals! Different types of materials are used depending on the battery component and therefore the function they have to perform. Many of ...

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Why do we receive spam calls despite the existence of the Public Opposition Register?

If you have registered your mobile and/or landline telephone number at Public register of objections (or RPO), with the hope that this would allow you to say goodbye to wild telemarketing forever, you will probably have changed your mind in a short time by noticing that spam calls have not disappeared from your life forever. This is because Signing up ...

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What is hydrocarbon cracking and why is it so important in the petroleum industry?

The cracking (literally “split“) is a key process in the hydrocarbon refining which provides for break the longest chains to transform them into lighter products. The crude oil in fact it is a complex mixture of hydrocarbonswhich have different economic values ​​and are not all usable, for example, as energy sources. For optimize the performance of the crude oil this ...

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Earthquake 5.0 in Taiwan, 11 km from Hualien city

Today, September 2, 2024, at 4:26 in the morning (local time, 10:26 in Italy) an earthquake with magnitude 5.0 hit the east coast of Taiwan, with epicenter at sea approximately 11 km from the city of Hualien. As confirmed by the United States Geological Survey (USGS), the earthquake recorded a depth of 28.7 km – therefore rather superficial – but, ...