There's more evidence that water once flowed on Mars with the discovery of an ancient river delta deep below the surface.

NASA lost contact with MAVEN on Dec. 6, 2025, after the spacecraft was expected to emerge from Mars' far side. Communications received two days earlier showed the spacecraft was o ...

A small, unassuming moss from Earth’s deserts is drawing serious attention from scientists studying life beyond our planet. Syntrichia caninervis, known for surviving extreme conditions, is now being ...

The latest evidence that Mars was once a warmer, wetter world comes from a surprising place—the hidden subsurface depths of ...

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

The river delta could be between 3.7 billion and 4.2 billion years old.

NASA has offered a sneak peek inside its Mars simulation habitat where four volunteers have now spent 150 days isolated from the outside world. By living within the confines of the 1,700-square-foot ...

Evidence of alien life or cosmic pyramid scheme? A documentary filmmaker sparked a discussion of advanced Martian ...

Ground-penetrating radar reveals a long-lost river system hidden under the surface of Mars. (NASA/JPL/UCLA/UiO/ETH Zurich) ...

Bruno Mars decided to set the record straight after rumors began to circulate that he liked a post calling Taylor Swift "talentless." ...