While identified large asteroids pose no immediate threat, the real one does Danger from small asteroids. In fact, 60% of asteroids smaller than 140 meters remain unknown, increasing the risk of impact. Past events, such as the Chelyabinsk incident, in which a 13-meter asteroid injured 1,600 people, illustrate the urgency of one effective prevention. Monitoring … Continue reading It’s not the big asteroids that you should be afraid of, but the smaller ones