(/) As they are used today, the two words are often used in the sense of state. “Empires are large, whereas kingdoms have generally been associated with the idea of smaller territorial dimensions. The figure of an emperor is of…
(Nestle/Disclosure) Anyone who was a child during the 80s and 90s must remember embossed chocolate and, especially, collectible cards, usually about animals. Each year, the theme changed – the first, from 1983, brought “Animals from All over the World”. The…
More precisely, it propagates four times faster in water than in air. You know when you pull a rubber band around the edges? The speed with which it vibrates is much greater than if it were done with a string,…
They arose from the nonconformity of the German priest Martin Luther (1483-1546) in accepting some practices of the Catholic Church. Luther strongly attacked the sale of indulgences, that is, obtaining forgiveness for a certain sin in exchange for money. On…
»> Have you heard of photons and gluons? Because they are the smallest components of the atom – formed by pure energy, they don’t even have mass. Photons are the particles of light baptized by Einstein, while gluons are called…
»> To improve your digestive process. “It is normal behavior and should not cause concern”, says veterinarian Mauro Lantzman, from the Pontifical Catholic University of São Paulo (PUC-SP). Although they are not vegetarians, dogs, as well as other carnivorous animals…
ILLUSTRATIONS João Pirolla In general, out of prejudice or implication. Although the association of red hair with the idea of danger already occurred in ancient Egypt, things turned ugly between the Late Middle Ages (from the 11th century) and the…
Invisible and elusive, music is certainly the most malleable of all forms of expression. These qualities make the task of describing, classifying and labeling it extremely difficult and thankless. It can be said, however, that its basis is rhythm, or…
(/) Because there is the sanctuary of Ka’bah, built in the second millennium BC. According to Islamic tradition, Ka’bah is the only place on Earth touched by celestial forces. It was also in Mecca that Mohammed (570-652), founder of the…
It is not a specific date, but one of the most important inventions of humanity: writing. “History has as its main object of study societies that possess or possessed writing, while pre-historians dedicate themselves to obtaining information about human groups…