For roughly 2 billion years of Earth's early history, the atmosphere contained no oxygen, the essential ingredient required ...

The moon's surface may be more than just a dusty, barren landscape. Over billions of years, tiny particles from Earth's ...

The new dataset, published in Earth System Science Data by 16 scientists, shows a significantly cooler Earth from the late ...

When the early Earth’s magma ocean crystallized 4.4 billion years ago, the deep mantle trapped an ocean’s worth of water, ...

One key component might be RNA, a molecular cousin of DNA found in every form of life on Earth, and now scientists say they have shown how it could have formed on our planet eons ago. But not everyone ...

D heat maps show how deep temperature patterns under Greenland help explain uneven ice loss and land motion, improving future ...

The Earth's magnetic field and oxygen evolved together over 540 million years, according to a major NASA study.

Researchers are exploring the idea that one hemisphere of Earth, dominated by the Pacific Ocean, is losing internal heat ...

The tiny pantheon known as the Asgard archaea bear traits that hint at how plants, animals and fungi emerged on Earth.

The Trump administration is facing backlash after ending free admission at national parks on the only two federal holidays ...

While the 21st century has been bumpy, it has also ushered in monumental scientific and technological breakthroughs that have ...

Scientists uncover unusually high methanol levels "raging" beyond the nucleus of interstellar comet 3I/ATLAS, revealing ...