This will also interest you [EN VIDÉO] Why does the star Betelgeuse change its brightness? This is Betelgeuse, normally a very bright star in the constellation Orion. Why wasn’t its brightness… In 2019, the one that usually lights up our winter sky had lost its shine. Betelgeuse’s luminosity had fallen, and astronomers had been trying … [Read more…]
Since November, the Center for Research on Heteroepitaxy and its Applications has hosted 100 mg samples collected by NASA on the asteroid Bennu. Research on these fragments should make it possible to learn more about the formation of the solar system. A piece of an asteroid in Valbonne in the Alpes-Maritimes. The Center for Research … [Read more…]
This will also interest you [EN VIDÉO] Asteroids: Why Their Explosion Wouldn’t Be Enough to Save Earth We’ve already seen in several movies how scientists blew up a near-Earth cruiser to… In 1933, scientists discovered numerous strange small pieces of yellow glass in the sand during an expedition to the Libyan desert. Results from the … [Read more…]
A recent study by a team of researchers from Italy, Norway, Canada and the United States suggests that before their eventual extinction, dinosaurs may have experienced repeated “volcanic winters” that left them in a state of weakness. These findings come from an analysis of sulfur and fluorine gases trapped in ancient volcanic rocks from the … [Read more…]