Nestled in the Sierra Nevada mountains, Lake Tahoe is a jewel of both California and Nevada. Its crystal-clear waters are ...

Mars may once have hosted a warm, ocean-bearing environment, according to new data collected by a rover that explored an area ...

Mars may once have hosted a warm, ocean-bearing environment, according to new data collected by a rover that explored an area ...

A Chinese rover that landed on Mars in 2021 detected evidence of underground beach deposits in an area thought to have once ...

Mars may have once had a vast, ice-free ocean, according to new evidence from China’s Zhurong rover. Using ground-penetrating ...

Scientists have used orbiters and rovers to find dried streams, lakes, and gullies on Mars that hint at its watery past, but ...

Mars – dusty, dry, and desert-clad – was once so rich in water it had not just lakes, but oceans, according to a new study.

Strange, tilted geological formations spotted on Mars may be ancient beaches on the shore of a huge ocean, data from China's ...

Beach day on the Red Planet? Learn more about how Mars may have had a massive ocean that created unique beaches.

For now, the discovery of ancient beaches on Mars offers a glimpse into a time when the Red Planet may have been a blue one, ...

"The structures don't look like sand dunes. They don't look like an impact crater. They don't look like ... you need to have an ice-free lake. Now we're saying we have an ice-free ocean.