Perseverance rover

Can an extraterrestrial organism produce a catastrophic pandemic on our planet? Such a question arises every time we consider bringing samples from other worlds in the Solar System, especially now, amidst the COVID-19 pandemic.
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illustr palletes estiu

Using simple materials like plastic bottles, straws, modelling clay, and syringes you can witness many interesting phenomena relating to air and water pressure.
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fear virus contagion

An epidemic like the one we have unfortunately experienced can bring out people's worst fears. Cinema and literature have successfully used fear to write scripts in which an epidemic is the heart of the story or the underlying excuse.
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bubbles

This section of Mètode is now twenty years old. To celebrate it, I retrieve a topic I talked about in issue 34: planetary nebulae.
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illustr virus sex

Embracing an evolutionary perspective thus helps to explain why men and women react differently to certain infectious diseases and to understand (and combat) the strategies of viruses in their relentless evolutionary race to infect and spread among us.
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learning folch

The concept of educating city is based on the evidence that space is not neutral, but rather generates, disseminates, and reinforces images and values in an explicit and implicit way. This communicative character is more intense the more complex, diverse, and richer the reference space is.
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steamboy

In the West, our idea of animated cinema is very much influenced by the work of Walt Disney. In Japan, the animated film tradition (anime) is very different. Complicated plots that are often not clearly targeted at a child or adult audience and ambiguous characters. Eastern animated cinema can even dare to make a film speculating on the philosophy of science.
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fotograma mart

We seem to be living a sweet moment for manned exploration missions to Mars. There are several projects underway, both by private companies and space agencies, which aim to be the first to put a human being on Mars. Does this mean that we are now going to make the ancient dream of stepping on Mars come true?
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Maurice Hilleman

Maurice Hilleman is probably the scientist who has prevented the highest number of deaths and illnesses from infection in the history of medicine. He and his team obtained or improved more than 25 vaccines against viruses and bacteria.
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illustr mahiques emotions science

What do you feel when you thnk about science? There are people who feel nothing at all and so they prefer other readings. I imagine that you will have many different ones, but which is the most prevalent, the one that weighs most heavily?
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hospital en temps de pandèmia

Every historical period has had its epidemic executioner, and it has almost always been the ecological changes between human communities and the environment that have caused changes in pathogenicity and epidemic diseases.
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foto Ècdisi imminent

Cultural accumulation changes what we are and what we do from one generation to the next and, as far as scientific knowledge is concerned, changes occur so quickly that we tend to imagine them as distant theories or very recent developments.
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infectious diseases COVID-19

The threat of infectious diseases has been constant in the history of humankind. 75 % of new emerging human infectious diseases in the last thirty years have an animal origin, and 17 % are transmitted by a vector.
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oasis

Oases are what they are, but the desert around them makes us perceive them as lavish. We live in a universe of mental oases and we do not give things the value they have, but the value we would like them to have.
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Using an external flash placed above the snake, accompanied by a high shutter speed, allowed me to freeze one of those chemosensory licks that the snake used to try to decipher its surroundings.
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Illustration syracuse

The historian of science Alexander Koyrè summarised the scientific work of the sixteenth century as a gradual understanding of the works of Archimedes.
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Alice psychedelic drugs

Alice goes on a journey during which peculiar characters tell her what to eat or drink. Then, strange things happen. Doesn't all this seem like a drug-induced psychedelic journey?
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coronavirus illustration

Let us look at the coronavirus outbreak in China. Dissemination of accurate and well-interpreted information is key in the early stages of an emerging outbreak.
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march for climate

We are indeed in an emergency. Let there be no doubt about that. But if there is one thing that is even more paralysing than not accepting the situation we are in, it is saying that our house is on fire and then calmly keep watching television.
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Science as a tool or as a protagonist?

If we want science to play a truly relevant social role, we must take the opposite path and respond with science to the questions and problems of individuals and society. We must treat is as a tool, not as the protagonist.
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dna bank

By giving away our DNA and genetic data, we are giving away the DNA and genetic data of our entire biological family. We have to think if the objective we are pursuing is worthwhile.
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octopus intelligence carazo

Understanding what separates us from the rest of the animal kingdom is an old obsession of ours. The most frequent attribute we rely on to justify our supposed superiority is intelligence. Yet, how are we to compare the intelligence of species as different as humans, octopi or dolphins?
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image

But it is one thing to be aware of the annual astronomical cycle and another to discover the mechanisms of life. We don't know for sure what, but something happened about 40,000 years ago in what is now Europe.
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miasma illustration large

The miasmas – a frightening name concealing a solid lack of knowledge – were supposed vapours carrying particles of «corrupted matter» that caused infectious diseases.
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