Sometimes what is missing can tell us more about the story of Earth than what we can see.” Earth’s geological history is like ...

Scientists probing life’s deepest origins have uncovered evidence that the first free-living cells may have emerged not once, but twice. The findings suggest a striking possibility: life may share one ...

With water covering the majority of our planet, scientists have been wading through ideas to answer a fundamental question: Where did it all come from? A popular theory suggests asteroids or comets ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The history of Earth's continents might be different from what we first ...

About 4.5 billion years ago, the most momentous event in the history of Earth occurred: a huge celestial body called Theia collided with the young Earth. How the collision unfolded and what exactly ...

A new analysis of rocks thought to be at least 2.5 billion years old helps clarify the chemical history of Earth's mantle -- the geologic layer beneath the planet's crust. The findings hone scientists ...