The transition of life from the oceans to land is one of the most remarkable events in the history of evolution. Around 450 million years ago, life on Earth made a dramatic leap from the water to the ...

As astronomers study an exoplanet called K2-18b, conflicting research reveals how difficult it is to find evidence of life ...

The Axiom Space Ax-4 mission led by record-setting Peggy Whitson making her fifth trip to space is set to launch with three ...