Considering how quickly things in Earth orbit tend to zip around, a fragment of a spacecraft crashing into a satellite could greatly hinder that satellite; two satellites colliding could be ...

Earth is round: The first image to showcase the Earth's curvature. The picture, taken 21,000 feet above Villa Mercedes, Argentina, showed the Andes Mountains, was published in the May 1931 issue ...

weather, volcanic eruptions and even animal behavior. Every week, we take a bird's eye view of Earth, and see how it affects the people living on it.