For a correct functioning of the brain, it is essential that the number of neurons is the appropriate one: neither more nor less.
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Biology has been and still is used to justify discriminatory practices against groups of people, but reality is always more passionately complex than the dualistic human logic is willing to accept.
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cooperació

From the simplest of cells to the first bands of hominids treading on two legs across the African savannah, the history of life in this planet is based on cooperation.
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We live in an age of contradictions. It might well be the age we land on Mars, rule over our own DNA, or fuse two atoms to recreate a star. Alas, it is also the age of Trump, climate change denial, or the spending of millions of euros on pseudociences such as homeopathy.
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[caption id="attachment_18596" align="alignleft" width="320"] 2007 commemorative stamp with the face of the physiologist and physician Hans Selye, on the occasion of  the one hundred anniversary of his birth. / Mètode[/caption] It's

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CARRAZO

Apart from a keystone ingredient to a healthy gut, microbiota also seem to communicate with our brains.
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117-87_caps

What do you see in the picture accompanying this article? The answer will probably be: «two dalmatian dogs, sitting and looking at the front». But they are nothing but black spots over a white background.
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OJO1

«Natural selection

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101-85

For a long time it was considered that emotions were mere physiological responses, basic processes, phylogenetically ancient, where the origin of «primitive» behaviour lies. In short, emotions were considered animal

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108-84

L’envelliment és una disminució de l’eficiència de les nostres funcions fisiològiques que, en cas de no morir abans per causes externes, conduirà finalment a la mort.
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Oxytocin promotes both positive and negative social emotions depending on context, sex, previous experience of the subject and personality.
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105-82

The sun of a crisp spring morning gently casts its warmth over the immaculate green of a remote North American prairie. Hidden in the tall grass, a male funnel-web spider

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According to legend, King Solomon possessed a magic seal ring that endowed him with the ability to speak to animals, which made him wise and powerful. As it turns out,

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