President Donald Trump’s single reference to space in his second inaugural address Monday pointed in an unexpected direction. In his prepared remarks, Trump, a longtime backer of U.S.-led space ...

"Mars is still the Red Planet. It’s just that our understanding of why Mars is red has been transformed." When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

Living in today’s age of ambitious robotic exploration of Mars, with an eventual human mission to the red planet likely to happen one day, it is hard to imagine a time when Mars was a mysterious and ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Matthew Shindell, Smithsonian Institution (THE CONVERSATION) Living in today’s age of ...

The first thing most people think of when they consider Mars is its deep red color. The Romans associated the planet with their god of war because it reminded them of blood while the Egyptians called ...

This handout image taken by NASA's Mars rover Curiosity shows rippled patterns on the surface of rocks caused by the waves of a shallow lake billions of years ago ...