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Menace ?Sommes-nous vraiment préparés à un impact comme celui de l’astéroïde 2024 YR4 qui nous menace ?
La semaine dernière, les alarmes ont sonné comme s'il s'agissait d'un film de science-fiction : l'astéroïde 2024 YR4 a atteint une probabilité de collision avec la Terre en 2032 de 2,8 % (selon l'ESA) - et de 3,1 % (selon la NASA), les plus élevées enregistrées pour un corps de plus de 30 mètres.
24 février 2025