The appearance of oxygen in Earth's atmosphere was a turning point in the history of our planet, forever transforming the environment and setting the stage for complex life. This event, known as the ...

Tiny zircon crystals are revealing that Earth’s earliest history may have included surprisingly complex tectonic activity.

NASA's STRIVE and EDGE Earth observation satellites will deliver advanced climate data and ecosystem mapping through space ...

Credit: Earth and Planetary Science Letters (2025). DOI: 10.1016/j.epsl.2025.119683 A study led by researchers from the University of Sydney and the University of Adelaide has revealed how the breakup ...

Early Earth might have shimmered in shades of purple, not green, according to the Purple Earth Hypothesis. Researchers ...

Two new satellite missions will help NASA scientists better understand Earth and improve the ability to foresee environmental ...

Carbon released from Earth's spreading tectonic plates, not volcanoes, may have triggered major transitions between ancient ice ages and warm climates, new research finds. Published in Communications ...

How did life begin on Earth? While scientists have theories, they don’t yet fully understand the precise chemical steps that led to biology, or when the first primitive life forms appeared. But what ...

Earth’s magnetic field can linger in a weakened, unstable state for tens of thousands of years before fully flipping.