NASA’s Perseverance rover has reached a scientifically thrilling region on Mars called Krokodillen, where some of the planet’s oldest rocks may hold vital clues about early Martian environments — ...

From the country's deepest canyon to sacred volcanic towers in the sky, these rock formations are as mesmerizing as they are ...

Samples from Hawaii seem to contain material that passed across the boundary between the planet’s core and its mantle, nearly ...