Four billion years ago, the surface of the Earth was a battleground of chaos lava flows, meteorite impact, and tectonic writhing constantly destroyed new skin of the planet. But in all this geologic ...

In Earth’s early days, more than 4 billion years ago, the surface was a dangerous and unpredictable place. Violent volcanoes, ...

On Sept. 26, 2022, NASA's Double Asteroid Redirection Test craft smashed into its target, the hazardous asteroid Dimorphos, ...

By examining chemical changes in zircon crystals and comparing them with maps of gas in the Milky Way, researchers observed that the changes corresponded with times when the Solar System passed ...

When most of us think about what shaped our planet, we probably picture volcanoes, earthquakes, and huge continents slowly ...

Spiral arms are crowded regions of space filled with stars, dust, and gas. As the solar system traveled through them, ...

As the iron and nickel inside our planet shift, so does Earth's magnetic field, meaning the North (and South) Poles are also constantly on the move. Recently, the position of the magnetic North Pole ...

At the heart of this discovery are zircon crystals, tiny geological time capsules that preserve chemical changes across ...

New research shows ancient zircon crystals preserve chemical clues, linking Earth’s geological changes to galactic spiral ...

Orbital data reveals that rocks transforming deep inside the Earth may be responsible for changes to our planet’s gravitational field.

Around 66 million years ago, the reign of the dinosaurs came to a fiery end. An asteroid about 7 miles (12 kilometers) wide, ...

Two recent studies used seismic data from NASA's retired InSight mission to shed light on what lies beneath Mars’ surface and what that means for the planet’s history ...