Life on Earth may have learned to breathe oxygen long before oxygen filled the skies. MIT researchers traced a key ...

In the whole history of Earth's climate, few events are as extreme as those that geologists call "Snowball Earth." ...

The 'Boring Billion' – a period in Earth's history between 1.8 billion and 850 million years ago – wasn't so boring after all, scientists reveal. In fact, the billion-year period paved the way for ...

While most of us take the ground beneath our feet for granted, written within its complex layers, like the pages of a book, is Earth's history. Our history. Research shows there are little-known ...

Researchers studying the deep biosphere, Earth’s largest ecosystem, have found evidence that life thriving miles below the ...

According to a recent study, events geologists use to distinguish transitions between geological chapters in Earth's story follow a hidden hierarchical pattern, one that could shed light on both past ...

Earth has never stood still. Over its 4.5 billion years of history, our planet has been reshaped by different cataclysms and climate shifts. The atmosphere went through several changes, oceans froze ...

The field of paleoenvironmental geochemistry examines the chemical signatures preserved in Earth’s ancient rocks to reconstruct past environments and decipher the evolution of our planet’s surface ...

Scientists have uncovered an unexpected witness to Earth’s distant past: tiny iron oxide stones called ooids. These mineral snowballs lock away traces of ancient carbon, revealing that oceans between ...

A rocky outcrop in a remote corner of northern Quebec appears serene in its eerie isolation on the eastern shore of Canada’s Hudson Bay. But over the past two decades, this exposed remnant of ancient ...

A 66 million-year-old mystery behind how our planet transformed from a tropical greenhouse to the ice-capped world of today has been unraveled by scientists. Their new study has revealed that Earth's ...