Some simple experiments with various materials help us understand what goes into planning the construction of a spacecraft. And then we wonder how we would go about making a planet inhabitable to humans.

In this episode, we travel to Lecce, to the very heel of the Italian "boot," at the southernmost tip of the Italian peninsula. Lecce is an iconic example of the Italian Baroque, which encompassed music, art, literature, and philosophy.

Alberto takes Lele Ju home. Cettina and Lele Ju go to the supermarket, but Guido comes along to help in finding products that are gluten-free. There's an interesting encounter at the yogurt stand.

Renzo is going to pick up Livietta at dance class. He barely avoids being crushed in a collision as he crosses the street. On the home front, Camilla is trying to introduce Bibì to Potti.

After her miscarriage, Oriana goes to work in the Milan office, far from Panagulis. But then she gets some news about Greece that spurs her to action.

Nobody can find Nora. But Iside's assistant had heard her talking to herself, and shares this piece of information with Ugo. He makes a decision. Meanwhile, we catch up with Nora who is going someplace she's never been.

During the first wave of the pandemic, working in the hospital was especially grim. No visitors were allowed, so families had to stay close by phone and with a health-care worker helping out. It was hard for everyone.

The Columbus laboratory is the first permanent European research facility in space. There, astronauts carry out experiments and applications in space science, Earth observation and technology. Columbus offers European scientists full access to a weightless environment that cannot possibly be duplicated on Earth.

What's so special about Lecce? It has something to do with the kind of stone found there. And masters of art and architecture knew how to make beautiful buildings with it, giving rise to the Lecce Baroque.

Finally, Grandpa Libero sees what Grandma Enrica was worried about regarding Guido and Maria. He tries to intervene, discreetly...

Renzo wants Bibì gone and Camilla promises to comply. At police headquarters, Berardi interviews the photographer who was supposed to do a photo shoot the evening of Lenox's murder.

Elections are held, and Panagulis becomes a member of parliament. He then has to testify at an important trial for the crimes of the junta.

Melody and Nora have decided to go and see Fabiana to tell her the truth about Giampiero.

Living in a studio apartment during the quarantine was especially challenging. Bergamo was one of the worst hit cities in Italy and the rate at which coffins piled up was shocking.

Visiting Piazza Falconieri makes you feel as if you were in a fairytale. The stone used for these beautiful buildings and decorations has a particularly interesting story.