The physicist Yann Mambrini had already shown his talents as a popularizer in two recent books: Newton on the beach (Dunod, 2021) and History of time (Ellipses, 2020). He does it again by delivering yet another very clear work on a much more moving subject than the previous ones, as it addresses unresolved questions. The … Read more
Demonstration against fossil fuel emitters, demanding action and more contributions to the Loss and Damages Fund, during COP28, in Dubai (United Arab Emirates), December 4, 2023. THAIER AL-SUDANI/REUTERS Some climatologists decide to participate in militant actions. Others believe that their role is to inform public debate from a distance. The authors of the attribution studies … Read more
Analysis after analysis, scientists carefully choose their words. Climate change has caused this “The agricultural drought that the Amazon will suffer in 2023 is about thirty times more likely” than in the pre-industrial era. The heavy rains that caused deadly flooding in Mindanao Island, Philippines on February 6 and 7 are now expected “occurs about … Read more
When their diagnosis was announced, they were given no more than a few months of life expectancy. And yet, against all odds, they survived, defying all the doctors’ predictions. These “cancer miracles,” which have escaped tumors considered incurable, are not numerous – barely a few tens of thousands around the world. But they could, unknowingly, … Read more
Universities and scientific research are on the verge of suffocation. Left to fend for themselves by the new Argentine government, they face a brutal lack of resources at the start of the academic year. At issue is far-right President Javier Milei’s decision to extend the 2024 budget for 2023, while inflation reached 276.2% over the … Read more
It’s an observation “dramatically constant” that HIV experts in France are drawing up. In almost a third of patients, the diagnosis is even far too late and treatment begins at an advanced stage of the infection. A situation that has not improved since the early 2000s. And this, “despite the screening and access to care … Read more
Close to the world of science fiction, Japanese researchers continue their quest to combine the world of life with that of machines. A team from the University of Tokyo specializing in biohybrid performance has designed a bipedal mini robot measuring a few millimeters, whose artificial skeleton and biological muscles allow it to move forward and … Read more
Spectators wait on South Padre Island for the launch of SpaceX’s Starship spacecraft from the Boca Chica launch pad near Brownsville, Texas, United States, March 14, 2024. CHENEY ORR/REUTERS The Starship, the mega rocket from the American company SpaceX, improves its performance with every flight. The first test, in April 2023, was relatively disastrous: the … Read more
The Gostry Verkh area, where the Korolevo archaeological site is located (Ukraine), in August 2023. ROMAN GARBA/AP homo erectus was quite a traveler! Fossils appeared in East Africa about 2 million years ago and have been found as far away as Asia, on the Indonesian island of Java, 1.4 million years ago, but also in … Read more
A blurred image becomes clear after correction of aberrations aimed at preserving the correlations between two spatially entangled photons (the two red squares show decorrelated and then correlated photons). HUGO DEFFIENNE AND AL. In the future everything will be quantum. Computers, the internet, cryptography… and now microscopes. Two teams promise more accurate, higher-contrast, less blurry … Read more