READER QUESTION Kaique Rossoni, Colatina, ESILLUSTRATES Mechanical SleeveEDITION Felipe van Deursen Science has not been able to prove whether the 12 disciples of Jesus existed in the way they are described by the Church. The few historians and bishops who…
For millions of people to be able to pour boiling water into a cup and satisfy their hunger in a few minutes, there is (and has already been!) a lot of manpower. The history of instant noodles began in 1958.…
ILLUSTRATES Pablo Carranza QUESTION Quincas Carneiro Silva, Curitiba, PR According to Guinnessis retired US military Gregg M. Cox, able to read and write in 64 languages (14 of them fluently) and 11 dialects. But there are also extraordinary cases that…
QUESTION Edson David Pantoja Gonçalves, S. Sebastião da Boa Vista, PA Continues after advertising The main difference between these fuels is the origin of each one of them and the applications. While gasoline and diesel come from fossil sources, ethanol,…
What was the longest war in history? Arthur Soares Peixoto, Itaperuna, RJ The Hundred Years’ War (1337-1453) is considered by many historians to be the longest war of all time. From the Middle Ages, no other dispute between two peoples…
What was the longest war in history? Arthur Soares Peixoto, Itaperuna, RJ The Hundred Years’ War (1337-1453) is considered by many historians to be the longest war of all time. From the Middle Ages, no other dispute between two peoples…
She didn’t have a single father, quite the contrary: she was developed simultaneously by several inventors. The first steps were taken at the end of the 19th century, when it was discovered that the ability of a chemical element, selenium,…
»> The phenomenon is caused by an electrical discharge between two clouds (which is more common) or between a cloud and the ground. These clouds are usually of the cumulonimbus type – vertically more extensive, with a smooth underside. They…
ILLUSTRATES Estevan Silveira 1) Bad influence The theory that we all have at least one “twin” out there has many origins. Most go back to German culture – where the term doppelganger (meaning “walking double”) appeared. It was first used…
READER QUESTION Robson Arcanjo Martins, Dom Joaquim, MG – (Steve Evans/Wikimedia Commons) UNISEX SYMBOLISMdraw a paint between the eyes is a simple way for someone to demonstrate that they follow Hinduism. That is, the sign is not restricted to women…