"You need so much water that we think these could be evidence of an ancient warmer and wetter climate where there was rain falling for millions of years." ...

Travertine is not only a geological wonder but also a popular building material. Its use dates back to ancient Rome, evident ...

Bright white rocks spotted by NASA’s Perseverance rover are rewriting what we thought we knew about ancient Mars. These ...

Rare rocks buried deep in central Australia have revealed how a valuable niobium deposit formed during the breakup of an ...