biology
The pig in the heart
The pig is much more than meat, you get hundreds of different products, some related to health such as heart valves or heparin, an anticoagulant molecule essential in blood transfusions or open heart operations. We will know the case of Joan Fàbregas a patient with a cardiac abnormality who is implanted with a prosthesis of […]
Fleas, ticks and bed bugs
Fleas, ticks and bedbugs are hematophagous invertebrates, that’s blood-eaters. Each has its own particular life cycle and preferences when itching. Apart from causing annoyance, they can transmit diseases of a certain severity like Lyme, and in exceptional cases, even to be mortal. The following spoke: Joaquim Castellà, parasitologist of the Department of Animal Health and […]
Laia, a branch in human evolution
The evolution up to Homo sapiens is a puzzle of many pieces that is intertwined in the past and we still have much to discover. In 2011, at the Can Mata dump, at Hostalets de Pierola, a piece of this puzzle was found: the fossil remains of a primate distant relative of humans. The specimen was […]
Dogs, beast friends
We discover the extraordinary olfactory abilities of dogs to detect diseases such as diabetes or lung cancer, or their attentive social behavior that makes them ideal for the care of disabled people. Involved, dog handlers Armand Flaujat, Cal Manistró, Ramon Pampin of ACATH and Ingrid Ramon, of Argusdogs. Also Dr. Laureano Molins from Clinical Hospital […]
The butterfly effect
The weather in Catalonia depends on the atmospheric circulation in the middle of the North Atlantic, thousands of kilometers away. Any slight change in the initial conditions there will trigger a completely different result. This behavior, characteristic of chaotic systems, is known as the butterfly effect and is responsible for the unpredictablility of weather in […]
Pantry of Fall
Typical autumn products are mushrooms and chestnuts, but actually the list includes many others, such as the strawberry tree, the hackberry, the rose hip, the jujube, the loquat or the rowanberry. We will learn to recognize them. We will also discover that humans are not the only ones to make pantry, gray dormouse also makes. […]
Reading the hand
Our hand does not reveal the personality or the future, but speaks of evolution and growth, defines the activities we practice, identifies us, allows us to communicate and provides the basis for counting decimal. Although not along the lines of the palm, hands can be read and contain much information. Speakers Josep M. Potau Unit […]
Fascinated by cats
We will learn to better understand the behavior of cats in order to improve coexistence, we will see how manage the colonies of feral and abandoned cats, we will understand the possible origin of the expression “to look for three feet of cat”, and we will know purebred cats with more than a century pedigree. […]
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 […]
Cause of death: Entropy
The immediate cause of death is always a cardiac arrest, the mediate cause is cell death, and the ultimate cause is the 2nd law of thermodynamics. Death is irreversible, the process can not be reversed as well as the coffe with milk can not be separated.
