For years, scientists have wondered if a certain stretch of rock in Canada could be home to the world’s oldest rocks, and now ...

In an investigation to find out what sparked life on Earth, researchers have discovered that RNA formed through surprisingly ...

From Earth’s oldest rocks to glowing swamp lights and hidden ocean life, scientists in 2025 uncovered clues beneath our feet ...

A new study published in Nature Communications reveals that some of Earth’s oldest rocks, dating back 3.7 billion years, ...

With findings on Earth’s polar extremes and its innermost core, scientists shaped how we look at the planet in 2025 in surprising and fascinating ways.

The editorial board is a group of opinion journalists whose views are informed by expertise, research, debate and certain longstanding values. It is separate from the newsroom. President Trump started ...

Billions of years ago, a day on Earth did not last 24 hours. New research suggests that for about one billion years, each day stayed fixed at roughly 19 hours because of a balance between the oceans, ...

Comet 3I/ATLAS is a rare visitor passing briefly through our solar system. Here’s how to find it in the night sky—and what you’ll need to catch a glimpse. Interstellar comet 3I/ATLAS streaks across ...

Interstellar comet 3I/ATLAS made its closest approach to Earth on Friday, Dec. 19. The comet will pass within about 170 million miles of our planet and poses no danger. While not visible to the naked ...

Americans are becoming more open to the idea that aliens have visited Earth, according to a series of polls that show belief in alien visitation has been steadily on the rise since 2012. Moreover, ...

Weeks after a rare interstellar comet made its closest pass to the sun, it will make it’s closest pass to Earth. The comet has traveled billions of miles through other systems in space. Its orbit is ...