Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

A study by scientists at Penn State and NASA shows that intact biomolecules from dormant microbes break down much more slowly ...

Exceptionally preserved fossils from the Ediacaran period challenge what scientists thought was possible in sandstone. In the fossil record, creatures without hard shells or skeletons, such as ...

A rapid climate collapse during the Late Ordovician Mass Extinction devastated ocean life and reshuffled Earth’s ecosystems.

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

DHS mouthpiece Tricia McLaughlin is tasked with giving quotes on the very worst things the Trump admin is doing on any given ...