Ever since its formation around 4.5 billion years ago, Earth's rotation has been gradually slowing down, and its days have ...

A new study has revealed a connection between Earth’s slowing rotation and the rise of oxygen in the atmosphere, a critical event that allowed life to thrive on our planet. While Earth’s rotation has ...

For over half a billion years, Earth’s magnetic field has risen and fallen in sync with oxygen levels in the atmosphere, and scientists are finally uncovering why. A NASA-led study reveals a striking ...

Earth's magnetic field and oxygen levels have increased more or less in parallel over the past 540 million years, suggesting the two factors are linked in some way, researchers say. When you purchase ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. Jun 30, 2025, 07:58am EDT Jul 01, 2025, 04:44am EDT For 540 ...

Researchers from the Institute of Geology and Geophysics at the Chinese Academy of Sciences and Curtin University in Australia are reshaping how you understand the rhythm of Earth’s deep past. Led by ...

The strength of Earth’s magnetic field seems to rise and fall hand-in-hand with the abundance of oxygen in its atmosphere, a study of geological records spanning the last half billion years has found.

The oxygen in Earth's atmosphere is key to making ours the only planet known to harbor life, but this precious resource is in limited supply. Although it is the best-known component of the air we ...