Some researchers have calculated mathematically which are the most tourist cities in the world. Bad news, Barcelona

Each summer Barcelona usually Be news in the foreign press for its attractiveness as a tourist destination. After all, its mixture of Mediterranean climate, beach, culture, architecture and gastronomy attract every year to hundreds of thousands of travelers from other parts of the world. However in July 2024 The Ciudad Condal monopolized holders in the … Read more

Coffee is more expensive than ever. Some researchers have discovered how to make it the same as rich using less coffee

Cocoa and coffee have experienced a Notable price increase This 2025. different Geopolitical factors, climatic and of transport They have caused the price of coffee to reach absurd limits. For some executives of coffee companies, we are immersed in one “unsustainable bubble”And it is logical that, with coffee at the point more expensive for the … Read more

Eating slowly is an old trick to satisfy us before. Now some researchers have an idea to make it easier: spicy

The spicy is a culinary element that is indifferent. It is not considered a flavor like sweet or acid, what molecules such as capsaicin do is “deceive” our sense of touch and make it think that we are burning ourselves. An evolutionary mechanism to prevent us from eating the fruit of some plants. More spicy, … Read more

We have been trying to recover the concentration for years using white noise. These researchers believe that we are self -taught

In 1984, the German director Philip Gröning He wrote to the prior of the Great Cartuja requesting permission to record a film about the isolated and lonely life of the Cartujos monks in the heart of the French Alps. That is, about the great silence. The monks told him they had to think about it … Read more

While half the world seeks more lithium, some researchers from China have eliminated it from the equation: batteries with bacteria

The shortage of critical resources such as lithium and cobalt has been being a warningsince they are essential for the manufacture of batteries. However, a group of Chinese engineers have found a solution that does not require mining or polluting processes: it only needs bacteria. The study. Researchers from the Shenzhen Advanced Technology They have … Read more

Overcoming our brain when making the purchase is not easy. Some researchers have developed a tool to achieve it

“Codazo theory.” It’s how we could translate Anglo -Saxon expression, “Nudge Theory”, Which refers to the study of actions focused on giving us A “little push” Towards a specific decision. The concept is especially used in the context of the behavioral economy, That place where the economy is mixed with psychology. We know that companies … Read more

Humanity has been using the Earth’s magnetic field as a navigation guide. Some researchers want to retire it

In recent decades, GPS has become part of our day to day. If it is a military technology, the global positioning system has been guided by roads, forests and seas, in the city and in the mountain, but always with an important limitation, access to satellites that place our navigation devices. That could change. Magnav. … Read more

Spain has a huge problem with contaminated waters. These researchers believe that the solution is the poplars

We say little, but Spain is an aquifer country. According to data from the Ministry of Ecological Transitionthese cover more than 90% of the national territory. To the point that the supply of two out of ten Spaniards depends on them. In this context, it is still worrying that the country has been overexploiting them, … Read more

Some researchers have analyzed what the summaries of scientific papers say. There is enough “clickbait”

Academic articles, Papers reviewed by pairs published in scientific journals, they are One of the pillars of science nowadays. These articles usually have a more or less defined structure, with introduction, results, conclusions and discussion, in addition to a section dedicated to the methodology used. An element that never (or practically ever) is missing in … Read more

We thought we were 8,000 million people throughout the planet. Until some researchers began to make numbers

In November 2022, the UN celebrated that we were already 8,000 million humans on earth. They are estimates, of course, but beyond the figure, the really interesting thing is that in 2023 We do not reach the replacement rate and that humanity will reach its peak at the end of the century to, irremediably, Start … Read more

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