We all know Mars is called “The Red Planet,” but have you ever stopped to wonder—why is it red? The classic joke explanation ...

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 ...

Is there really life on Mars? Was there once cellular material on the red planet? Scientists have been studying these questions for a long time, and now they have some new information that may ...