A new study suggests spacecraft exhaust could quickly contaminate the moon's most scientifically valuable regions, ...

A new look at Earth’s deep past is reshaping how scientists understand the planet’s climate, and it carries a quiet warning ...

Ancient deep-sea organisms suggest movement, sexual reproduction, and complex animal life began earlier than previously thought.

Ancient asteroid impacts may have done more than reshape Earth's surface—they could have helped spark life itself. New computer models show the collisions created enormous underground hydrothermal ...

An instrument on the Perseverance rover has identified large, complex carbon compounds alongside unusual patterns on the ...

The zero-emissions luxury train is taking travellers through rainbow mountains, Indigenous villages and a 10,000-year-old ...

"For decades in our nation there has been a fashionable self-flagellation that now passes for sophistication. It is an ...

For anyone who has ever wondered whether they could handle life on another planet, NASA is offering a chance to find out – ...

Life on Earth underwent a long evolutionary journey that eventually gave rise to us, the purportedly intelligent species that dominates the planet.

In this version of alternate history, Columbus set sail on his epic voyage to the Americas to prove to the world that the ...

Viking 1 kicked off the search for Martian life 50 years ago. Now NASA’s shifting priorities are putting the quest in limbo.

Using complex climate models, researchers have pinned down the point at which life will no longer be able to survive on Earth ...