[Article déjà publié le 1er mai 2024] Like cars or boats, combat aircraft have several models in their rank that have exceeded ages. True technological prowess, these military conceptions are fully rooted in the common and cultural heritage. This is the case for the Northrop B-2 Spirit, a “stealth bomber”, still in service. An ingenious … Read more

On February 5, 2022, a few days before Russia launched its offensive on Ukraine, the Cosmos 2553 was launched in orbit, a particular satellite. On the Russian side, it is explained that this is a scientific instrument. But on the American side, it is estimated that this device is in fact a step in the … Read more

Yellowstone, the first national park in the world The world's first National Park, created in 1872 and second largest natural park in the United States, Yellowstone National Park is one of the places to visit if you are in love with nature. Located on horseback on three states (Wyoming, Idaho and Montana), it is notably … Read more

For several decades, the archaeological site of Megiddo, north of Israel, has aroused growing interest in its key role in the history of the ancient Near East. Military and strategic crossroads, it is also identified in the Bible as the place of death of King Josias, faced with the troops of the Egyptian Pharaoh Nékao … Read more

In February 1959, in Russia, it was panic. Indeed, a mysterious affair is revealed in broad daylight. In the mountains of the Urals, nine students who left for hiking are found dead. A mystery that will not be resolved for several decades and the intervention of researchers who have come to bring the most plausible … Read more

[Un article de The Conversation écrit par Quentin Bletery – Géophysicien, Directeur de Recherche IRD à l”Observatoire de la Côte d’Azur., Institut de recherche pour le développement (IRD)] The earthquakes and the tsunamis they generate caused the death of nearly a million people in the past twenty-five years. Alert systems exist, but they are based on … Read more

The cluster headaches are among the most intense pains identified in humans, well before childbirth or kidney stones according to a study published in 2020 in The Journal of Headache and Pain. This rare pathology, which affects approximately 0.1 % of the world's population, remains largely unknown to the general public as many health professionals. … Read more

[Article déjà publié le 3 octobre 2024] To learn more about the missing monsters that are dinosaurs, there are several ways. We can start by finding the fossils of these animals, buried all over the earth. Then we can compare some of their characteristics with current species that are part of their descendants. And that's … Read more

The current Mediterranean landscape results from a violent geological history that science only begins to reconstruct. One of the most brutal stages in this story was the end of the Messinian salinity crisis, 5.3 million years ago, when the Mediterranean Sea, then dried up, suddenly filled. An international team of researchers from the University of … Read more

In the green hills of the Southeast Australian, a small spotted predator crowds the continental soil again after decades of absence. The speckled marsupial cat, formerly common on the continent, had disappeared for more than sixty years under the pressure of invasive species. In April 2025, the conservation teams discreetly released fifteen individuals in a … Read more