Category Archives: Technology

Common glass, used in windows or bottles, for example, is made by heating a mixture of calcium oxide (lime), sodium carbonate (soda), and silicon (IV) oxide (sand), resulting in a calcium silicate. This silicate is not a crystal but a […]

Think about a laboratory animal. Have you drawn a mouse in your mind? Perhaps a monkey? I would bet that you had not thought about fish and even less about fish larvae. But, indeed, they are potential animal models for […]

When we approximate two superconducting materials at low temperature, so that they are only separated by a very thin layer (less than 10 nanometres thick) of an insulating material, some new and very interesting electrical effects can be observed. If […]

Amputees are people that have had a limb removed by trauma, medical illness, or surgery. In this latter case, it is used to control pain or a disease process in the affected limb, such as malignancy or gangrene. Nevertheless, […]

Marijuana is a preparation of the Cannabis sativa plant intended for use as a psychoactive drug, medicine and more rarely as religious or spiritual ingredient. It includes the dried leaves, flowers, stems, and seeds from the hemp plant. Its […]

Particle physics is an interesting and complicated field of study. Its theoretical framework, the Standard Model, was developed during the second half of the twentieth century and it opened he possibility to explaining the behavior of the basic blocks of […]

Imagine a very simple chemical estructure: 4 carbon and 1 nitrogen forming a ring, with no double bonds, just simple bonds between any two of them and with hydrogen. This compound is called pyrrolidine and is the base of very […]

Charles Lullin knew that the figures and people he was seeing were illusions. It was 1759, Charles Lullin was almost ninety years old and he had lost most of his vision: he was still able to distinguish some objects but […]

Faster. That is the word that describes de evolution of electronics. Any new development has to be faster than anything before, if it is going to cope with the huge amount of information that the device where it may be […]

The other day I came across an article about the revolution of cultured meat at El País Semanal, although that was not the first time I read about this. Still, I have to admit is such a shocking subject that […]