An Earth-observing radar satellite launched in July jointly between the U.S. and India has returned its first images of our ...

“Alien: Earth” brings the story of “Alien” to the third rock from the sun for the first time in the history of the entire ...

Orbital traffic software firm Kayhan Space released a free online tool Sept. 30 that it says will help researchers and ...

Something is rotten in the city of Nunapitchuk. In recent years, sewage has leached into the earth. The ground can feel squishy, sodden. This small town in northern Alaska is experiencing a sometimes ...

A dramatic shift in Earth’s magnetic field occurred roughly 41,000 years ago during what scientists now call the Laschamps ...