You may think the Solar System consists of the sun and the eight planets that orbit around it. However, there are other things out there. There are comets, moon

You may think the Solar System consists of the sun and the eight planets that orbit around it. However, there are other things out there. There are comets, moon

Ben Franklin was a writer, scientist, inventor and political leader. He was one of the Founding Fathers who drafted the Declaration of Independence and the Cons

In the 1920s, the first passenger airplanes began to fly over the Peruvian mountains. Passengers looking out their windows said they could see lines on the Nazc

McMurdo Dry Valleys, in Antarctica, is one of the world’s cruelest deserts. You may think that a desert is a hot, dry place, full of sand. Science defines a d