The restorers take us through the meticulous cleaning process involving Japanese rice paper, a gel made from marine algae, and a solvent.

Restoring the Resurrection was a lengthy and complex process, consisting of reinforcement, cleaning, and the retouching of the painting itself.

After Stabiae was razed to the ground in a war, the Romans decided to build some luxury villas in the area. Luckily, some archeological digs led by archeologist Libro D'Orsi were effectuated in the 1950s, and 3 villas came to light.

The host describes the fascinating story of a British army captain who, during World War II, happened to have read Aldous Huxley's words (quoted in the previous segment), and remembered them just in time.

Borgo Sansepolcro is an out-of-the-way Tuscan city. But, as this video sets out to explain, it boasts one of the most beautiful paintings in the world, so it is well worth the journey. The video begins with some passages from a 1925 essay by Aldous Huxley: “The Best Picture.” We have translated the Italian translation back into English, for learning purposes, but you can find the original English version here.

People often wonder where the name ferragosto comes from, as well as the holiday itself. Marika fills us in with its fascinating history and evolution.

This is a kind of trailer, not for a movie, but for a book about the Calabrian mafia-like organization called the 'Ndrangheta, and the investigation into its crimes, called Operazione Crimine-Infinito (Operation Infinite Crime). Coming soon: the author reading some extracts from the book.

In August of 2014, the European Space Agency Rosetta probe reached the comet 67/P. This mission allowed for the collection of a great deal of data about comets. In fact, in this episode, a comet will be fashioned out of fairly common ingredients in a normal kitchen. That's pretty exciting.

This segment talks about the difference between an asteroid and a comet. Important work is being done with the Hera and Dart missions to study how to deviate an asteroid, thus avoiding possible great damage to our beloved planet

Here are some more expressions featuring the verb vedere (to see). For non-native speakers, a few of them might be a little tricky to understand, but others might be very useful to learn and use.

This segment is all about so-called "Near-Earth Objects," called "NEOs" for short. They are comets, asteroids, metors and man-made objects, as well. What have they done in the past, and what might they do in the future?

Our final stop in the Baroque south of Italy is the church of San Giorgio, a masterpiece of architecture, admired by the entire world. The cathedral appears in the opening credits of the Italian TV series "Inspector Montalbano," and it also features in some episodes.

By observing the damage wrought by earthquakes, architects were able to figure out the best way to build churches to withstand future seismic events. So, in addition to the Baroque style present in cities like Ragusa, in Sicily, practical considerations were also at the source of certain architectural choices.

Our journey takes us to Modica, in Sicily, where the historic center of the city had to be rebuilt entirely because of an earthquake in 1693. There was also a great flood in the twentieth century, resulting in some other major changes in the layout of the city. It remains a beautiful Baroque city, full of wonders.

Astronaut Luca Parmitano talks to us from the Columbus European Space Laboratory. He explains why tadpoles can help us learn a lot about the weightless conditions of outer space.