(/) It comes from the French “venez m’aider” and means “come help me”. The expression was coined in 1923 by Frederick Mockford, a radio officer at London’s Croydon Airport, who was given the task of finding a word that would…
– (Disclosure/Reproduction/Wikimedia Commons) It was even in Russia, as the name says. The fun would have started in the 15th century, on real mountains that formed gigantic slopes covered with snow. People climbed to the top to slide down the…
(NASA Goddard Space Flight Center/Creative Commons) Well, the fact is, the Sun is not a ball of fire. In fact, the light and heat that we feel from here on Earth are nothing more than the result of hydrogen gas…
1) DON’T GET DOWNIf a fire starts in your house, get out as soon as possible. A lot of people get trapped and even die because they don’t believe that a small outbreak can spread quickly. If you live in…
They were models who printed sensual posters with a very specific aesthetic in the 40’s and 50’s. Although their origin goes back to the Gibson Girl (a provocative woman painted by the American artist Charles Dana Gibson in 1887), pin-ups…
They were risky, and often bloody, trips organized to explore Brazilian territory in search of mineral wealth, new lands and slaves. The great expeditions began in 1554, having as their main starting point the village of São Paulo de Piratininga,…
To begin with, it is good to remember that the word carnivore has two meanings. For biologists, it serves to classify the animals that belong to the order Carnivora. “They are part of a group of mammals with anatomical, physiological…
Aloôôôôô, voxê! On the day of the 2006 World Cup final, Fernando Vanucci started the Ball in the net, on Rede TV!, talking slurred and making a bizarre speech about the Italian national team. Within five minutes, he was replaced.…
It grows because of the division and multiplication of a type of cell, the keratinocytes. They are located in the hair bulb, a region of small structures within the skin where the strands develop, the so-called hair follicles. “As the…
ILLUSTRATIONS Flavio Ba 10. CASSAVA World consumption – 95 million tons per year Biggest consumer – Congo (261.4 kg per person per year) Native to the south of the Amazon, cassava was domesticated by the Tupi 5,000 years ago and…