NASA's Perseverance rover has encountered another rock on Mars that has left scientists puzzled.

The formation of a feldspar crust didn’t mark the end of geological ... the conditions present in the cloud of impact debris to try and explain why lunar rocks have so much less of elements like ...

On False Bay, this stunning beach earned its name from the massive boulders that lay scattered across the sands and separate the shoreline into peaceful, private coves. Swimming here is more ...

The labs here in Boulder developed a model that can show conditions that are ripe for tornado formation,” Knight said. “People had hours to prepare because the conditions were ripe and our ...