Kaolinite discovery shows Mars once hosted long-term rainfall and humid conditions, strengthening the case for a habitable ancient climate.

On Earth, knowing the time feels simple. Your phone pings the same second as a GPS satellite and an atomic clock in a lab.

Small, pale spots on the reddish-orange landscape of Mars have turned out to be a new clue that parts of the planet may once have hosted wet, oasis-like environments with humid conditions and rainfall ...

To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Three Martian dust devils can be ...

Physicists have precisely measured how much faster time moves on Mars compared to Earth. This discovery, which factors in ...

These features were identified by NASA’s Perseverance rover and were determined to be kaolinite, a white, aluminum-rich clay.

"A three-body problem is extremely complicated. Now we're dealing with four: the sun, Earth, the moon and Mars. The heavy ...

Gravity and motion make time pass faster on Mars than Earth, reshaping navigation, communication, and future crewed missions.

NASA's Perseverance rover found rocks on Mars that on Earth usually form in tropical environments. That Mars once hosted ...

Scientists say that Mars may need its own time zone as they calculate that clocks on the red planet will tick 477 ...

Rocks that stood out as light-colored dots on the reddish-orange surface of Mars now are the latest evidence that areas of the ...