As scientists get closer to putting humans on Mars, the need to understand why clocks tick faster on the red planet is more ...

Mars’ north polar vortex locks its atmosphere in extreme cold and darkness, freezing out water vapor and triggering a ...

Humans can’t go on vacation to Mars yet — but they can go to Mongolia’s Gobi Desert, where MARS-V is developing a new ...

A one-way trip to the Mars usually takes you about 9 months to complete, but one team out of Russia thinks they can knock ...

Was Mars a friendly planet for water, even life, in its ancient past? Huge channel networks run across its surface. Rocks show signs of water immersion. Yet pictures sent back from NASA's Curiosity ...

We're just weeks away from this interstellar visitor reaching its brightest in Earth's night skies. Will we see it?

The largest piece of Mars ever found on Earth was sold for just over $5 million at an auction of rare geological and archaeological objects in New York on Wednesday, while a juvenile dinosaur skeleton ...