Earth-Impacting Asteroids –For the 1st Time, Scientists Rank Seven Most Threatening Effects

    Earth is struck by an asteroid 60 meters (more than 190 feet) wide approximately once every 1500 years, whereas an asteroid 400 meters (more than 1,300 feet) across is likely to strike the planet every 100,000 years. If an asteroid struck Earth, which of its effects–scorching heat, flying debris, towering tsunamis–would claim the … Continue reading Earth-Impacting Asteroids –For the 1st Time, Scientists Rank Seven Most Threatening Effects