Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Mars is a fascinating planet in our solar system. Over the years, space organizations have done a great deal of work to further explore Mars, including projects to get crews to the red planet. Mars ...

Mars, the fourth planet from the sun, is a dry, rocky world. Its famous red color has earned it the nickname the Red Planet. Mars has fascinated people throughout history, and today, it is one of the ...