Elon Musk sells Mars as humanity’s escape hatch, a bold new world where a million people build a self-sustaining city. But ...

Elon Musk's claim of having a million people on Mars by 2050 is just one of his many bold, yet dubious, statements about Mars ...

For the past 17 years, Pascal Lee, a planetary scientist with the Mars Institute, has spent every summer on an uninhabited island that lies between Baffin Island and Ellesmere, simulating exploration ...

A square-shaped formation on Mars, about 3 kilometers wide, has generated interest and speculation. NASA's Mars Global Surveyor captured the image, sparking debates about its origins. SpaceX CEO Elon ...

Perseverance is exploring Mars’ sandy ripples, strange frozen waves that could reveal how wind still shapes the planet. Along the way it uncovered unusual helmet-shaped rocks, sparking new questions ...

Dare humans go where only machines have trod? Photo via NASA's Mars Exploration Rover Mission. When news reports started appearing a few months ago about Mars One, a project to send humans to Mars on ...

Acoustic signals have been important markers during NASA's Mars missions. Measurements of sound can provide information both ...

NASA's Perseverance rover has revealed new clues about Mars' volcanic past. While most people searching for signs of alien life these days might have their eyes on the exoplanet K2-18b, one team of ...

The surface of Mars is frigid and desiccated today, but billions of years ago it was a different story. Empty riverbeds and other telltale features speak to an abundance of surface water early in the ...

Mars is about to be invaded by planet Earth — big time. Three countries — the United States, China and the United Arab Emirates — are sending unmanned spacecraft to the Red Planet in quick succession ...

The north pole of Mars is slowly sinking under the weight of an ice cap that only formed within the past few million years. And, in the process, it’s telling us something about what the planet’s ...

NASA's Perseverance rover has recorded the first evidence of electrical activity on Mars that a scientist described as "mini ...