From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

The comet 3I/ATLAS is taking a long holiday journey this year. It's visiting from another solar system altogether. It's the third interstellar object recorded passing through our solar system.

I put an Interior Define sofa to the test to see how it performed in the face of the ultimate judge: my cat. Our editors and experts handpick every product we feature. We may earn a commission from ...

The Dark Forest theory is one proposed solution to the famed Fermi Paradox, which has bewitched astronomers for more than half a century. To put it concisely, the paradox asks if the cosmos is nearly ...