Perseverance just stumbled upon one of Mars’ weirdest rocks yet—a formation covered in dark, spherical shapes with mysterious ...

And last year, Perseverance found light-colored sedimentary rocks with an uneven "popcorn-like" texture. In keeping with the appetizing analogues, these latest instances of spherules, found on a slope ...

Two NASA rovers on Mars recently made two independent discoveries further indicating that ancient life may have once existed ...