Mar
Climate change, critical level
Global warming has not stopped since the industrial revolution and in the Quèquicom we are also witnesses. In 2006 we dedicated a report to climate change. In 2019, thirteen years later, we made an update. We will see how has evolved the CO2 in the atmosphere, the temperature of the sea in Estartit, the fish […]
The taste of water
We have all studied at school that water is colorless, odorless and tasteless. But in reality we all also have the experience that there are better waters than others. What determines the taste of water? To find out we will make a simple scientific study. We will sample waters from different origins and we will […]
Archeology of a shipwreck
In the first century BC, a Roman ship sailing along the Costa Brava (Girona) was surprised by a storm, hit the Formigues Islands and was shipwrecked. Its remains were preserved intact at 45 m depth for 2,000 years. The Center of Underwater Archeology of Catalonia (CASC) carries out an excavation campaign to study the loading […]
Microplastic: from the clothes to the sea
For every 6 kg of polyester clothing in the laundry, we release about 4 g of plastic microfibers through the pipes, which will go to the sea and contaminate the waters, bottoms and trophic nets around the world. Participants: Àngels Rovira, Researcher in Advanced Materials, LEITAT, Anna Sánchez Vidal, GRC Geosciences Marinas, UB, Salvador Borrós, […]
The adventure of submarine Ictineu
During the nineteenth century Narcís Monturiol designed and built the submarines Ictíneo I and II. A century and a half later Pere Forès has continued the adventure. After 10 years of work, on November 5, 2015 the submarine Ictíneo 3 submerged to 1,000 meters deep in the Canyon of Villefranche-sur-Mer (France) and obtained official certification. […]
Cruisers, floating cities
We visit the shipyard of Palermo to see how a ship 300 meters in length is cut in half, is lengthen with a new section of 24 meters, and again is welded to seamlessly navigate. A cruise ship with 5,000 people on board is a veritable floating city. We attended the docking maneuver in the […]
Searching for life in the Univers
We knew that the Earth is not flat, and that is not in the center of the universe, now it has been discovered that even in the Milky Way there could be 10,000 milion planets similar to ours. We explain how planets are detected outside our solar system and what conditions would have to sustain […]
Rescue in the sea
The main danger of shipwreck is not starvation or thirst, but dying of cold. When he is lost in the immensity of the sea the rescue is a race against time. Maritime Rescue is a public organization dedicated 24 hours a day to respond to emergencies in the sea. It has twenty centers coordinators spread […]
The swim across the Strait of Gibraltar
The reporter Pere Renom tries to swim across the Strait of Gibraltar to make a report. Faced with the currents, waves, wind, fog and tides, and avoid about 90 large merchant that circulate daily through the strait. He should cover a distance of about 15 km. Throughout history, less than 800 swimmers have achieved this […]
Travelling with the wind
The program “Quèquicom” travels in balloon to explain the atmospheric currents and travels on sailboat to show how it is possible to sail against the wind. The reporter Pere Renom suffers a storm aboard a sailboat in the bay of Roses. His adventure helps to explain some basic principles of sailing. From the studio, the […]
