The so-called Candor Tetrahedron. (NASA/JPL-Caltech/UArizona) It would be tempting to assume there's nothing much of note ...

NASA’s Curiosity rover has captured an image of a mysterious shiny cylinder, sparking widespread curiosity and debate among ...

A strange formation spotted deep within a massive Martian canyon is once again fueling debate over whether something more ...

Previously unpublished photos of Mars' moon Phobos hint that the mysterious satellite may actually be a trapped comet — or perhaps just a piece of one, along with its twin moon Deimos. When you ...

Mars didn’t always look like the barren world we see today. Over billions of years, the Sun’s solar wind stripped away much ...

A Martian mystery that sparked years of debate — an alleged lake buried beneath miles of ice — now looks far less watery than scientists hoped. A new radar study from NASA’s Mars Reconnaissance ...

An amateur researcher by the name of Rami Bar Ilan first noticed the possible debris in the photo and brought it to Loeb's ...

A documentary filmmaker sparked a discussion of advanced Martian civilizations after sharing footage that appeared to depict ...

Add Yahoo as a preferred source to see more of our stories on Google. Close-up of Phippsaksla, an unusual rock discovered by NASA's Perseverance rover in Mars' Jezero Crater | ©Image Credit: ...

Mini-lightning strikes created by whirling dust devils on Mars have been detected accidentally by the microphone on board the Perseverance rover. The chance discovery is direct evidence of a form of ...

On Earth, lightning can occur in turbulent clouds of volcanic ash. Now researchers have found evidence of sparks in Martian dust devils. (NASA/JPL/Caltech/University ...

A chance discovery by a NASA rover on Mars shows that the red planet has a form of lightning, which researchers had suspected for decades but... At long last, the mystery of lightning on Mars is ...