crustacis
Copper, the electric metal
Associated with electricity, copper has helped change the world. Besides being a good conductor some of its compounds are superconductors. In living organisms acts as a transmitter of electrons in many biochemical reactions. Also is part of several blue and green pigments of gothic painting and sometimes can acquire an electric tone.
Natural history of la paella
In the paella is represented virtually the entire evolutionary tree and the rice absorbs all the flavors. The reporter Pere Renom travels to the Ebro Delta to learn how to cook this dish with ingredients such as shellfish or duck meat. Renom try to reap rice by hand and to fish seabass with casting net. […]