A frightening new study suggests that the Earth's inner core has stopped spinning, and now scientists believe it could even reverse direction within the next decade. Theoretical physicist Dr. Michio ...

Just over five years ago, Sarah Baker created an Instagram account that they hoped would evolve into something more. A couple of months later, they had connected with some other activists and ...

Earth's rotation is randomly speeding up, and nobody is quite sure why. These speedups, which have occurred several times over the last few years, haven't had any effect on daily life, but they also ...

More than one billion people participate in Earth Day, making it the largest civic observance in the world. This year, make sure you join in on the action. Celebrated annually on April 22, Earth Day ...