Your blood is also red because of a mixture of iron and oxygen in a molecule called hemoglobin. So in a way, the ancient connection between the planet Mars and blood wasn’t completely wrong. Rust, ...

The new images by the Curiosity rover on Mars show "dramatic evidence" of ancient groundwater in crisscrossing low ridges, ...

NEW YORK CITY, NY — A bidder here on Earth will soon shell out a lot of green for a piece of the red planet as Sotheby’s puts ...

Mars is one of the eight planets in our solar system. It has many similarities to Earth, but its distinct differences make it unsustainable for life. The planet continues to be extensively studied.

For centuries, Mars has captivated the human imagination. Its reddish appearance has earned it the nickname “The Red Planet,” but is it really as red as we’ve been led to believe? While Mars ...

Mars' opposition occurs about every two years and coincides with the planet's retrograde motion, which began on Dec. 7 and will end Feb. 23. Retrograde occurs when a planet appears to be moving ...

It's been long thought that Mars shines red due to the rusted iron minerals within the dust that covers the planet -- but a study published Tuesday in the journal Nature Communications suggests ...

Mars is the best planet because Mars is a mirror. We look to it and we see ourselves — our past and possibility, and, with some imagination, our future. About the Author ...

UChicago-led analysis of Mars Science Laboratory Curiosity rover data may explain why planet was likely harsh desert for most ...

One day, we could be Martians. Not the luminous green blobs with three eyes and wobbly antennae, but humans, born and raised on the Red Planet. NASA researchers are currently spending a year in a ...