On the eve of the 249th anniversary of American independence, NASA on Tuesday showcased a patriotic image of Old Glory as ...

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 certainly ...

Your blood is also red because of a mixture of iron and oxygen in a molecule called hemoglobin. So in a way, the ancient ...

"Returning the scientifically selected samples that await us on Mars, as part of a balanced portfolio, will help to ensure ...

The images and data being collected are already raising new questions about how the Martian surface was changing billions of ...

The 54 pound chunk from Mars was found in the Sahara Desert in 2023 and could set a record when it appears at auction this ...

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

Graphic showing how Mars turned from a grey, wet planet into a dusty red planet. From left to right, four steps are illustrated in a single image. First, iron in the planet’s rocks react with oxygen ...

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 Red Planet Mars got its iconic colour from a combination of rusting and erosion over its 4.6-billion-year history. Mars was a once wetter place than the dry, barren world we know today.

Right now, we need to continue to study Mars. Lanza advocates for the Mars Sample Return mission, a NASA-European Space Agency campaign to bring home material collected on the Red Planet by the ...