»> A recipe very similar to the one we know today – based on pieces of meat, cream, onion and salt – was already prepared in tsarist Russia in the 19th century. According to several gastronomy historians, the name comes…
Some real banknotes are worth up to 400 times their face value. It’s just that, for coin collectors, or numismatics, the scarcer the banknote is, that is, the fewer copies with the same characteristics are in circulation, the more it…
The manufacture of this delicacy begins when the cocoa beans are broken to remove the seeds, the main base of chocolate. At this point, they are still bitter, but the real sweetening happens in industries. There, the raw material is…
It was the night of December 17, 1989. On American TV, the newly created Fox network premiered its first cartoon in prime time. It looked like an ordinary cartoon: a funny family – mother, father and three children – got…
»> This rare and precious metal came about the same way as all other chemical elements: because of nuclear fusion. “During the formation of the Solar System, 15 billion years ago, the nuclei of hydrogen and helium atoms, the simplest…
Put your tongue on the roof of your mouth to clear your nose? Touch your ear to scratch your throat? There are far more bizarre strategies than you might think to alleviate some feelings of uneasiness. Get to know some…
»> Fever works as an alarm that some infection (whether by virus or bacteria) is attacking the body. It gives the signal to accelerate the production of antibodies that will fight the disease and it is this more intense activity…
»> – (Disclosure/Disclosure) Poker is based on two basic variables: the combination of cards received and the ability to bluff, that is, making other opponents believe that you have a better or worse game than you really do. The best…
It is not written. The Romans didn’t have a sign to represent zero because they simply didn’t need to represent nothing. This need only arose when a positional numerical system was created, that is, a system in which the position…
This famous phrase was said by astronaut Jack Swigert during the Apollo 13 trip to the Moon, on April 11, 1970, with three crew members. After hearing a strange noise, they discovered that one of the oxygen tanks had exploded.…