Mars was once a warm, wet world like Earth, but a catastrophic event turned it into the barren desert we see today. This video uncovers the shocking reason behind the red planet's demise: the death of ...

From arachnid-like formations and mysterious blobs to an underground ocean and a giant volcano, here are our 10 favorite things scientists discovered on Mars this year. When you purchase through ...

There's been a lot of talk this week about our neighboring planet Mars. The main subject of wishful thinking for the dreamers on our own Earth, the ball of rock we affectionately call the Red ...

On Jan. 15, Mars will reach a point in its orbit that astronomers call opposition. That evening, Mars will lie opposite the Sun from our perspective. It will rise at sunset, reach its highest ...

The more scientists study the Red Planet, the more they find unusual objects and patterns scattered across Mars' surface. Here are some of the most baffling. When you purchase through links on our ...

Did life really exist on Mars after all? Unfortunately, there is no conclusive evidence for this yet. Nevertheless, it would seem that some form of life was the driving force behind the mysterious ...