NASA's Curiosity rover finds strange rock formations on Mars. These look like spiderwebs. The rover spots these on Mount ...

Geologists have long debated whether a stony formation in Canada contains the world’s oldest rocks – new measurements make a ...

Scientists had hypothesized before the rover arrived that the peculiar ridges formed with the last trickles of water in the ...

Lower Calf Creek Hills is a popular spot for hiking and swimming for people visiting Grand Staircase-Escalante National Monument, but BLM is warning visitors to be aware that rocks can fall from the ...

The new images by Curiosity show "dramatic evidence" of ancient groundwater in crisscrossing low ridges, NASA said.