Ancient iron deposits reveal how mountain building and the spread of land plants transformed Earth's iron cycle over the past ...

Fossils from Wyoming show how extreme warming stripped away a third of the forest canopy 56 million years ago, echoing ...

The Sun passed through extremely dense, frigid interstellar clouds at least three times over the last 14 million years, ...

New research from an international group looking at ancient sediment cores in the North Atlantic has for the first time shown a strong correlation between sediment changes and a marked period of ...

Pollen grains are far more than allergens — they are also nature’s time capsules, preserving clues about Earth’s past environments for millions of years. Pollen’s tough outer shell enables it to ...

A hidden crater in South Korea may hold clues to one of the biggest turning points in Earth’s history: the rise of oxygen. Scientists discovered fossil-like stromatolites — layered structures built by ...

Ancient trees may have played a key role in regulating Earth's climate during the last ice age—by 'breathing' less efficiently. The researchers found that as temperature and CO 2 levels dropped, trees ...

New research suggests Earth can experience climate shocks, even with little or no ice at the poles, at a surprisingly fast pace. Professor Chengshan Wang of the China University of Geosciences led an ...

Ancient forests endured extreme global warming over 56 million years ago. This warming event caused a significant loss of ...

Forbes contributors publish independent expert analyses and insights. I cover aerospace, astronomy & hosted The Cosmic Controversy Podcast. May 14, 2025, 07:14pm EDT May 15, 2025, 06:45am EDT ...

Pando, Utah’s ancient ‘Trembling Giant’, is a single vast organism spread across more than 100 acres, now facing threats from ...