The above image shows a 20-meter-long chunk of frozen carbon dioxide falling off a cliff. Rising temperatures during the ...
A Mars image shows a strange square formation. Some think it's artificial, but experts suggest natural causes.
Scientists Suggest That Mars Was Warm and Held Water Billions of Years Ago, Much More Like Earth in the Past Researchers have ...
NASA shares an iconic image of carbon dioxide ice erupting in geysers when Martian winter turns to spring.
The rover's 26th sample, known as "Silver Mountain," has textures "unlike anything we've seen before," NASA says.
For years, scientists have been puzzled about why Earth and Mars have fewer important elements like copper and zinc compared ...
Formations that look like jumbo-sized kidney beans (or blobs of chocolate syrup, depending on your palette) may be indicators ...
Mars has northern and southern hemispheres like Earth, but their defining characteristics are markedly different, a phenomenon known as Martian dichotomy. The Southern Highlands are older ...