"What If is an epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a ...

From arachnid-like formations and mysterious blobs to an underground ocean and a giant volcano, here are our 10 favorite ...

NASA's Mars Reconnaissance Orbiter, taken a photo in September 2022 and made public in December 2024, shows a top-down view ...

The European Space Agency’s (ESA) Mars Express orbiter captured stunning views of a winter wonderland on Mars, but this isn’t ...

Snow dots the Martian landscape in these images from ESA's Mars Express orbiter and NASA's Mars Reconnaissance Orbiter.

Ancient rainstorms may have sculpted the red planet, similar to the monsoon rains that helped shape the Southwest’s landscape ...

A famous illustration of Saturn's moon Titan got it all wrong. Never mind -- what we imagine space to be, and what we know it ...

Is it possible that one day we could make Mars like Earth? – Tyla, age 16, Mississippi When I was in middle school, my ...

Some of the more notable debris on Mars includes pieces of the Viking landers, heat shields, pieces of insulation and, more ...

But after decades of study using orbiters, landers, and rovers, scientists have revealed Mars as a dynamic, windblown landscape that could—just maybe—harbor microbial life beneath its rusty ...

Snow dots the Martian landscape in these images from ESA's Mars Express orbiter and NASA's Mars Reconnaissance Orbiter. Hoping for a white Christmas this year? Well, even if there's no snow where ...