World milk production is now faced with an unprecedented climate challenge. While heat waves become more frequent and more intense under the effect of global warming, their consequences on cattle farms worry scientific and professional. Two recent studies sound the alarm on world dairy production, one carried out by the universities of Jerusalem, Tel Aviv … Read more
In the American streets, thermal cars are aging without noise, accumulating kilometers over the years while their electric cousins change hands at a frantic pace. The contrast intrigues in a country where the longevity of petrol vehicles reaches peaks, while the lifespan of electric cars is struggling to exceed three years. This discrepancy reveals less … Read more
[Article initialement publié en février 2024] For several decades, sea level projections have been based mainly on the melting of glaciers and the thermal expansion of the oceans. However, another essential variable is often overlooked: vertical movements of the soil. In California, some coastal areas sink. Others rise under the effect of natural and human … Read more
Launched in December 2021 and in service since 2022, the James Webb space telescope (JWST) offers us a new look at the universe and its mysteries. Having taken over from the aging Hubble, he often amazes us by forcing us to have a new look at deep space. Recently, he photographed a “Medusa” galaxy at … Read more
In the heart of the Australian desert, a silent metamorphosis is at work. Where salted plains stretched by heat, an expanse of water begins to mroist under the sun, fueled by torrential rains that have fallen hundreds of kilometers. The ephemeral lake of Australia, as vast as it is improbable, is reborn under the amazed … Read more
A Portuguese ship found in Madagascar Golden age of piracy, many wrecks of ships dating from the 16th to 18th centuries are found in the shallows. The latest, the Senhora Do Cabo. This Portuguese ship was discovered at the bottom of a small port on the island of Nosy Boraha, off the northeast coast of … Read more
[Un article de The Conversation écrit par Prescillia Micollet – Doctorante en Sciences de l”Éducation et de la Formation , Université Lumière Lyon 2] The Education Program for Affective, Relational and Sexual Life (Evars) provides, from CM2, a link with media and information education (EMI). There are notions such as freedom of expression online, privacy, the … Read more
The space is gigantic and one cannot count precisely the number of celestial objects which compose it. Between the stars, the planets and the smaller bodies, we would not have enough a lifetime to reference them. However, despite this, we can count on the fingers of one hand the number of objects foreign to our … Read more
On the hillside, between twisted pines and dry stones, the Sainte-Victoire mountain hides one of the richest paleontological site in Europe. Keeping from looks and protected by the silence of the garrigues, this discreet valley keeps in its bowels the remains of a distant past where the dinosaurs, in search of a fertile land, came … Read more
NASA, reference of space missions Whether you are passionate or simply curious, space is a space that has always fascinated. Between rocket launches and outings of astronauts in space, these historical events are mostly followed by millions or even billions of people.
