China urgently needed a train station, so it was built in nine hours with 1,500 workers and 23 excavators.

Anyone who has done a work at home will have already experienced firsthand that they know when it starts but not when it ends, something that happens in domestic works and that we also see from time to time with public works. And large infrastructures take time, although we have seen real records such as … Read more

Testing the first light bulb in 1879, Edison came across a material that would be discovered 125 years later: the prodigious graphene.

Edison has been one of the most prolific inventors of history. In fact, while he was looking for a way to make the light bulb, he carried out an exhaustive materials science experiment: tried more than 6,000 organic materials before decant by the carbonized bamboo filament. eye to the old patent no. 223,898 because it … Read more

The regulations allow you to take home a product from three weeks ago

We go to the supermarket, we pick up a package of eggs where it says in big letters “Category A” or “Fresh Eggs” and we assume that those chickens They laid the eggs a couple of days ago. But the reality is very different, and the legal and biological sections follow very different paths. And … Read more

What Zealand explains about climate change

For decades, geography books taught us that the world was divided into six continents. In 2017, the scientific community made official the existence of a new “intruder” of colossal dimensions: Zealandia. With an extension of 4.9 million square kilometers —equivalent to the entire European Union—, this mass of continental crust separated from Australia and Antarctica … Read more

monitor every move of Russia and China in the Arctic

First World War II and then the Cold War turned Greenland into a magnificent surveillance platform belonging to Denmark but granting the United States a VIP pass that it now wants to switch to annexation. Because that piece of frozen land (less and less) has rare earthsbut the most attractive thing has always been its … Read more

How technology hacked psychology so we can’t put down our cell phones

You’ve spent two hours, three, in an impossible position looking at your cell phone in the middle of a kind of trance. A notification made you unlock it and after jumping from one application to another for a few minutes, you fell into the black hole of the scroll infinite. You could hardly say what … Read more

For the first time, electrified cars are outselling gasoline cars. It is the beginning of the inevitable

We already have the data on car registrations in 2025. And the inevitable has become reality: the electrified car has prevailed. Driven by countries like Germany or the United Kingdom, the alternatives to the combustion car make it clear that the future of the industry depends, yes or yes, on a plug. A discreet recovery. … Read more

After “skincare”, the new cosmetic fever focuses on one of the most hidden corners of the body: the scalp

For years the message was simple: maintain good hydration and, please, do not go to sleep without removing your makeup. Then we immersed ourselves and fell in love with a new trend: the skincare and his feared ten steps exported from South Korea. Now, in 2026, when it seems that we already have the keys … Read more

Thousands of workers were needed to build the colossal Golden Gate. Just to maintain it you need 200 people

There are few symbols as recognizable of the United States as the golden gatethat colossal orange bridge inaugurated in 1937 that crosses the San Francisco Bay. And no wonder: 1,280 meters of bridge hanging on two 227-meter-high towers with 600 thousand rivets each. It enters through the eyes and also, it also sounds. The subject … Read more

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