Ricard Guerrero
Member of the Institute of Catalan Studies and Academic Director of the Barcelona Knowledge Hub of the Academia Europaea.

Technological advances, such as telescopes and microscopes, have enabled us to enlarge our world, up and down. Microbes are an example of the two scales, small and large.
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Cancer, one of the greatest problems of modern medicine, is also one of the most profound biological mysteries. And there are more than just

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The main reason for the increase in measles outbreaks and other viral and bacterial diseases in Europe has been the result of the opposition to vaccination.
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Light can be considered from many points of view. Light is essential for the development of life on Earth, has determined animal and plant evolution, and has also a role in many aspects of culture and art.
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«Even being born results in a loud cry», Raimon sings. There are two crucial moments that demarcate human existence: birth and death. Death comes

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Microbes are a constant source of surprise. Their «invisibility» does nothing but increase our puzzlement when a microorganism, or its activity, become evident for

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In the year of our Lord 1263, Father Peter of Prague doubted the transubstantiation of the body and blood of Christ in the Eucharist.

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According to the dictionary, vaccination is the administration of vaccines prepared with microbes (attenuated or dead), or parts of microbes, for prophylactic or therapeutic

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At the centre of Antarctica, under Russian Vostok Station (Vostok being Russian for East), and very close to the South Pole, there is an

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«I am myself plus my circumstance, and if I do not save it, I cannot save myself», wrote Ortega y Gasset in Meditations on

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