Monica Giacomelli, Ribeirão Preto, SP; Fabiano Amaral, Monte Mor, SP The feces go into a reservoir at the bottom of the aircraft. At the end of the trip, the tank is emptied and its contents are sent to the sewer…
ILLUSTRATES Kleber Sales Vangelia Pandeva Dimitrova, eternalized as Baba Vanga or the Prophetess of Rupite, was a blind Bulgarian prophetess and healer, who made several predictions throughout the 20th century. It gained fame mainly in Eastern Europe when it hit…
– (Mauricio Planel/) What it was: PharaohWhere did you live: EgyptWhen he was born and died: 69 BC- 30 BC cleopatra 7a is a must-have name on any list of the most influential female figures in history. There are 30…
By ingesting more calories than those spent in daily activities, the tendency is for the excess to be stored as fat by the body. But be careful: calorie – or kilocalorie – is not a substance that comes inside food,…
It is living something and, at the same time, having the feeling that it already happened before. The phenomenon has not yet been fully clarified, but it is known that it occurs due to a erroneous exchange of information in…
»> Among the types used in Brazil is alcohol. “As it already has oxygen in its composition, its combustion is easier and, therefore, releases less pollutants”, says chemist Ernesto Gonzalez, from the University of São Paulo (USP). This does not…
spinal injury Because it can cut, pinch, or damage the spinal cord, a mass of nerve tissue that connects the brain to the body and runs from the base of the skull to the second lumbar vertebra. All our movements…
»> Among the liquids, the least caloric is water, with 0 kcal (kilocalorie), and, among solids, the title is cucumber, with 10 kcal every 100 grams. But, thinking about the amount of each food that we usually devour, we have…
»> 1. The history of this sweetness began in the USA, in 1897, with John C. Warthon and William Morrison – who, curiously, was a dentist. Until today, the raw material for cotton candy is crystal sugar – which can…
(Wikimedia Commons/) READER’S QUESTION Joana Salles, Rio de Janeiro, RJILLUSTRATES Kiko MaurizEDITION Felipe van Deursen It’s not like that. In fact, it is difficult to elect a single inventor for the airplane, as several other similar experiments were happening simultaneously…