Artist Kaylee Carson painted rocks to look like breakfast foods and created a scavenger hunt for a friend in sweet viral post ...

Some of the unusual rocks carry stories about water on Mars. One has hints of long-gone microbes. All tell of a dynamic, complex planet.

In short, yes. But we have to actively work to avoid repeating the abuses of mining for coal and other fossil fuels.

The Perseverance rover has found some intriguing samples on the red planet. Here's what they might reveal about the origins ...