An arrowhead-shaped rock on Mars sporting features that may hint at ancient microbial activity on the Red Planet has left ...

Since its arrival on the Martian surface five years ago, NASA’s Perseverance rover has been busy scouring the Red Planet for ...

The intriguing chemistry of a rock collected by the Perseverance rover could trace to microbial activity—or not ...

Their discovery showed that even tucked away in our innards – in the walls of our stomachs, subjected to vinegar-like pH ...

NASA’s Perseverance rover found large crystals of quartz with a high purity on Mars, which probably had to have formed in the ...

The intriguing chemistry of a rock collected by the Perseverance rover could trace to microbial activity — or not.

NASA’s Perseverance rover found pale rocks containing kaolinite on Mars, a mineral that forms in warm, wet conditions.

Dear Annie: I’m finding myself caught in the middle of life’s constant changes, and it feels like no one else is immune to this struggle. At 28, I’m grappling with the uncertainty of my ...

Dear Annie: I’m finding myself caught in the middle of life’s constant changes, and it feels like no one else is immune to this struggle. At 28, I’m grappling with the uncertainty of my ...

Dear Annie: I’m finding myself caught in the middle of life’s constant changes, and it feels like no one else is immune to this struggle. At 28, I’m grappling with the uncertainty of my ...

Dear Annie: I’m finding myself caught in the middle of life’s constant changes, and it feels like no one else is immune to this struggle. At 28, I’m grappling with the uncertainty of my ...

Dear Annie: I moved into my bungalow six months ago ... You deserve to live a happy, peaceful life, and there is support out there to help you make that happen.