»> The HIV virus remains in the blood at a minimum concentration – unlike diseases such as dengue, which have the so-called viremic phase (clinical condition with a high concentration of virus in the blood). Therefore, the amount that the…

Question – Claudia Lima, Sao Paulo, SP Technologically speaking, none. Both are powered by electricity, run on the same type of rails and are even similar on the inside. The main difference is in use – in cities, metropolitan trains…

(/) Its creators were even the Italians. But there are several hypotheses to explain the arrival of the ancestor of pizza in Italy. The main one tells that, three centuries before Christ, the Phoenicians used to add toppings of meat…

ILLUSTRATIONS Renato Faccini In your hands Over 50 million records sold and 17 Grammys. would be the success of jay-z fruit of your secret affiliation? That’s what some see every time the rapper is photographed making a triangle with his…

1) Born in 1983 into an upper middle class family in São Paulo, daughter of a psychologist (Marísia) with an engineer (Manfred), suzanne he lived a normal childhood and received an excellent education at home and in the schools he…

It sounds weird, but that’s because there’s a lot of physical resemblance between pigs and humans. “Anatomically, organs such as the pig’s liver, heart and kidney are very similar to ours”, says liver surgeon Sérgio Mies, from the University of…

(Yaniv Ben Simon – Photography & Design/Getty Images) It was a conflict that took place at the end of the 19th century that lasted only 45 minutes. It involved England and a sultan from the island of Zanzibar in East…

for the braveA treehouse on a reserve in the town of Banos became famous for the “end of the world swing”: a long rope swing at the edge of a canyon. It’s scary, but it has a phenomenal view of…

Along with Raúl Castro, Fidel’s brother, they led a guerrilla war, which relied on a decisive strength of the civilian population. “The movement had the support of university students and peasants who opposed the dictatorial government of Fulgêncio Batista”, says…

Not necessarily. Photo, video and cinema cameras always deform reality, making registered objects appear larger or smaller – this depends on the lighting, the angle and, mainly, the type of lens used. The one that equips cell phones, for example,…