From the patron saint festivities to musical macrofestivals, celebrations in society are part of our cultural heritage. And they have been since time immemorial. On the eve of one of the most important festivals in the country, Carnival, a team of archaeologists has published a study on possible seasonal celebrations of pre -colonial Brazil. A … Read more
There is something that have volcanic eruptions, oil combustion, waste incineration, chemical substances or gold extraction: they release mercury in the environment. A mercury that ends up deposited in the waters, transformed into methylmercury for millions of microorganisms, stored in fish and, finally, served in our houses at lunchtime. We have a problem with methylmercury. … Read more
Heat tends to make the materials expand and gain volume, a volume that is then reduced when the temperature drops. This is a problem for architects and engineers since this effect is very noticeable in metals such as steel. What if we could avoid this problem? A new alloy. A group of scientists has created … Read more
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