(/) 1. In the deepest layers of epidermis (the most “outer” part of the skin), there are specialized cells called melanocytes. They are the ones that produce a pigment known as melanin, which gives our natural color. The more melanocytes…
The word “dollar” is an adaptation of the name of a 16th century Czech coin, the “joachimsthaler”. This old silver coin began to be minted in 1519 in a mine in Bohemia, a region of the present-day Czech Republic. It…
»> Science still does not have a definitive answer to this question, but experts assume that, by doing this, the dog is spreading its pheromones (aromatic hormones with which animals communicate), which are exhaled through the anus region. “We believe…
(Disclosure/reproduction/) Most likely, ACME is an abbreviation for American Corporation Manufacturing Everything – in good Portuguese, “American Corporation that Manufactures Everything”. At least that’s what Warner Brothers studios claim, who use the name ACME in their cartoons to indicate the…
Yellow In antiquity, it was thought that jaundice – a disease that makes the patient’s skin yellow –it had something to do with bile, a secretion produced by the liver that tastes bitter and is also that color. Physicians of…
(DC Films/Warner Bros/Playback) To control people and get confessions they would never naturally give. According to the mythology of the DC comics, the accessory is unbreakable, has infinite elasticity and is strong enough to hold Hercules. The curious thing is…
The espresso machine has a system that forces a jet of hot water, at high pressure, to pass through a compact mass of very fine coffee powder. The key word there is “pressure”. The big difference between espresso coffee and…
Launching a rocket means turning on a super-powerful bonfire, capable of propelling it into space until it reaches a predetermined altitude and, once there, putting a satellite or a research probe into orbit. The trip is not that long: the…
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No. According to experts, this is just another popular belief. “The worst that can happen is a feeling of drowsiness, since during digestion the blood flow is concentrated in the stomach”, says ophthalmologist Emílio de Haro Muñoz, from Unifesp. This…